Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!

Algebra ->  Polynomials-and-rational-expressions -> Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!      Log On


   



Tutors Answer Your Questions about Polynomials-and-rational-expressions (FREE)


Question 190377: can you please help me
solve each equation. If the equation has no solution, choose no real solution
4.5%2Fx=8-x%2Fx-8
a.x=1
b.x=4.5
c.x=-4.5

Click here to see answer by solver91311(24713) About Me 

Question 190389: Factor
432-102m+6m^2

Click here to see answer by orca(409) About Me 

Question 190417: How do you evaluate (3*10^4)(3*10^5)
Click here to see answer by Deanthony(1) About Me 
Question 190417: How do you evaluate (3*10^4)(3*10^5)
Click here to see answer by stanbon(75887) About Me 

Question 190368: can you please help me?
solve. If the equation has no solution, choose no real solution.
x%2B4%2F5=x%2B5%2F7
a. -1.5
b. 1.5
c. no real solution

Click here to see answer by bsmath(21) About Me 

Question 190416: How do you evaluate (3*10^4)(3*10^5)
Click here to see answer by Alan3354(69443) About Me 

Question 190477: Multiply -7x(x-2)
Click here to see answer by Mathtut(3670) About Me 
Question 190477: Multiply -7x(x-2)
Click here to see answer by stanbon(75887) About Me 

Question 190488: 86).Selling shirts. If a vendor charges p dollars each for rugby shirts, then he expects to sell 2000 - 100p shirts at a tournament.
a) Find a polynomial R(p) that represents the total revenue when the shirts are p dollars each.
b) Find R(5), R(10), and R(20).
c) Use the bar graph to determine the price that will give the maximum total revenue.

Click here to see answer by solver91311(24713) About Me 

Question 190519: I have been struggling on this math problem and I was wondering if someone could help me? Please and Thank You!! I would deeply appreciate!!
Circles
Find an equation of the circle described.
Center in quadrant four; tangent to the lines x=1, x=9 and y=0

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190526: can you please help me!!!!!
Simplify the expression
x%2F%28x%2B5%29%2B5x%2F%28x-5%29

Click here to see answer by Alan3354(69443) About Me 

Question 190524: can you pleasee help me!!!!!!!!!!
simplify the following rational expressions. If it is already in simplest form, choose simplest form
x%2B5%2F4 / %28x%5E2%2B5x%29

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190514: I have been working on this math problem for awhile now and I can't seem to figure it out. I was wondering if someone could help me? Please and Thank You!!! I would deeply appreciate it!!
Circles
Find an equation of the circle described.
A diameter has endpoints (2,5) and (0,3).

Click here to see answer by jojo14344(1513) About Me 

Question 190527: can you please help me.?
The most simplified form of 7%2F%283x%5E5%29-8%2F2x%5E3 is ?

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190525: can you pleasee help me!!!!!!!!!!
Simplify the expression
%282%29%2F%28x-6%29%2B4x

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190523: can you please help me?!!
Find the LCD of the fractions in the equation %284.5x%29%2F%282x%2B5%29=2x%2Fx%5E2

Click here to see answer by solver91311(24713) About Me 

Question 190522: Can you PLEASE help me?????


Solve the equation %285%29%2F%28x-5%29=6%2Fxby graphing. Find the solution algebraically to verify your graph. Are there any values for x that are not found in the domain? In other words, are there any values for x that make the equation undefined? What are they?

Click here to see answer by solver91311(24713) About Me 

Question 189906: can you please help me!!
Graph each equation using a graphing calculator. Choose which function is an inverse variation.
a. +y=5%2Fx+
b. +y=13x%5E2+
c. +y%2Fx=5+

Click here to see answer by Alan3354(69443) About Me 

Question 190564: Find the restricted values of x.
-9x^2 + 11
__________
23x

Click here to see answer by stanbon(75887) About Me 

Question 190563: I am trying to solve the problem 4m/7 + m =11 and am getting no where with my answer. thanks
Click here to see answer by edjones(8007) About Me 
Question 190563: I am trying to solve the problem 4m/7 + m =11 and am getting no where with my answer. thanks
Click here to see answer by stanbon(75887) About Me 

Question 190567: Determine whether the polynomial P(x) has a zero remainder when divided by (x-3).
Determine Q(x).
P(x)=x^5-5x^4-2x^3+18x^2+24x-18
Determine Q(x) is throwing me off. I need help please.

Click here to see answer by stanbon(75887) About Me 

Question 190571: I am working to factor each trinomial using the AC method.
the problem is
2x^2+11x+5
Getting started I see that ac=2*5=7
I don't understand what numbers I can get to equal 11.
Please help!

Click here to see answer by Earlsdon(6294) About Me 

Question 190590: can you please help me?

23%2F3xy-1%2F3xy%5E5
a.simplest form
b.22y%5E4%2F3xy%5E5
c.%2823y%5E4-1%29%2F3xy%5E5

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190589: can you pleaseee help me!!
simplify.
c%2Fb-c%2Fabc

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190591: cam you please help me?

%284-2d%29%2F%28d-2%29/d%2F1
a.simplest form
b.2%2Fd
c.-2%2Fd

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190592: can you please help me!
Find the LCD of the fractions in the equation
%284.5x%29%2F%282x%2B5%29=%282x%29%2F%28x%5E2%29
a.%282x%2B5%29%28x%29
b.2x%2B5%2Ax
c.%282x%2B5%29%28x%29%28x%29

Click here to see answer by jim_thompson5910(35256) About Me 
Question 190592: can you please help me!
Find the LCD of the fractions in the equation
%284.5x%29%2F%282x%2B5%29=%282x%29%2F%28x%5E2%29
a.%282x%2B5%29%28x%29
b.2x%2B5%2Ax
c.%282x%2B5%29%28x%29%28x%29

Click here to see answer by Alan3354(69443) About Me 

Question 190387: can you please help
simplify the expression 2%2Fx-6%2B4x

Click here to see answer by bsmath(21) About Me 

Question 190625: Translate to en algebraic expression:
The product of 47% and some number?

Click here to see answer by nerdybill(7384) About Me 

Question 190649: I need help finding the perimeter or a retangle. One side is 5x+48 and the other side is x^2+9x. It says find the perimeter of the retangle then factor the polynomial.
Click here to see answer by Alan3354(69443) About Me 

Question 190663: Factor the binomial
x^2-225y^2

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190662: Factor the binomial
x^2-49

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190660: Factor the binomial
81m^4-625

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190661: Factor the binomial
x^6-y^16

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190658: Factor the binomial
-81+x^2

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190657: Factor the binomial
-9r^2+1

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190656: Factor the binomial
x^2y^2-4

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190654: Factor the binomial
25x^2-121

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190655: Factor the binomial
121x^2-100y^2

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190651: Factor the binomial
x^2-144

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190652: Factor the binomial
25x^2-1

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190669: If a vendor charges p dollars each for rugby shirts, then he expects to sell 2000-100p shirts at a tournament.
Find a polynomial R(p) that represents the total revenue
when the shirts are p dollars each.
Find R(5), R(10), and R(20).
So far I have R=(2000-100)P(2000-100^2)
then I'm lost after that.

Click here to see answer by jim_thompson5910(35256) About Me 

Question 190676: Hi there, Could one of the tutors help me with this homework question?
Solve for x: 2x^3 + 6x^2 - x = 3.(4 marks)

Click here to see answer by orca(409) About Me 

Question 190674: I need help factoring the following polynomial. Although it seems easy, I am not able to factor it.
Factor completely:
2x^3 + 3x^2 - 1

Click here to see answer by orca(409) About Me 

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240, 30241..30285, 30286..30330, 30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045, 36046..36090, 36091..36135, 36136..36180, 36181..36225, 36226..36270, 36271..36315, 36316..36360, 36361..36405, 36406..36450, 36451..36495, 36496..36540, 36541..36585, 36586..36630, 36631..36675, 36676..36720, 36721..36765, 36766..36810, 36811..36855, 36856..36900, 36901..36945, 36946..36990, 36991..37035, 37036..37080, 37081..37125, 37126..37170, 37171..37215, 37216..37260, 37261..37305, 37306..37350, 37351..37395, 37396..37440, 37441..37485, 37486..37530, 37531..37575, 37576..37620, 37621..37665, 37666..37710, 37711..37755, 37756..37800, 37801..37845, 37846..37890, 37891..37935, 37936..37980, 37981..38025, 38026..38070, 38071..38115, 38116..38160, 38161..38205, 38206..38250, 38251..38295, 38296..38340, 38341..38385, 38386..38430, 38431..38475, 38476..38520, 38521..38565, 38566..38610, 38611..38655, 38656..38700, 38701..38745, 38746..38790, 38791..38835, 38836..38880, 38881..38925, 38926..38970, 38971..39015, 39016..39060, 39061..39105