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

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

Question 599710: Find the Zeros of the polynomial and state multiplicity
P(x) = (x-3)2 (x+5)3(x-2
Click here to see answer by lynnlo(4155)

Question 599707: (x-2)(2x-3)
Click here to see answer by lynnlo(4155)

Question 599742: What is the factor to
b squared + 16b + 63 ?
Click here to see answer by Alan3354(30993)

Question 599742: What is the factor to
b squared + 16b + 63 ?
Click here to see answer by stanbon(57299)

Question 599740: What is the factor to
b squared + 16b + 63 ?
Click here to see answer by jim_thompson5910(28550)

Question 599770: 2y-1 over y minus 6 over 3y=
Click here to see answer by lynnlo(4155)

Question 599856: How do you factor 2x squared -15x-27 ?
Click here to see answer by Alan3354(30993)

Question 599741: What is the excluded value for the rational epression of two b over b squared minus eight? Aloso, could you pleases explain what does excluded values refer to? Thank you for your help.
Click here to see answer by ankor@dixie-net.com(15647)

Question 599884: Is a^2+14a+49 a perfect square trinomial? If so, what are it's factors?
Click here to see answer by lynnlo(4155)

Question 600144: What is 12a squared - 4a
Click here to see answer by Alan3354(30993)

Question 600322: I need help solving a polynomial using synthetic division.
(4x^3-9ix^2+5x+(8-4i))/(x-i)
Thank You
Click here to see answer by stanbon(57299)

Question 600322: I need help solving a polynomial using synthetic division.
(4x^3-9ix^2+5x+(8-4i))/(x-i)
Thank You
Click here to see answer by Edwin McCravy(8906)

Question 600343: What is 2m^2+9m+7=3
Click here to see answer by jim_thompson5910(28550)

Question 600343: What is 2m^2+9m+7=3
Click here to see answer by w_parminder(53)

Question 600308: how to solve 12x squared minus 75
Click here to see answer by Alan3354(30993)

Question 600415: Evaluate the polynomial for x=-1
-4x^(3)+8x^(2)-9x-1
Simplify your answer.
Click here to see answer by jim_thompson5910(28550)

Question 600468: Multiply . Simply if possible
1. (3a+2d) (c+5d)
2. (E-6f) (2q-3h)
3. (2x+5) (3x+3)
Click here to see answer by Alan3354(30993)

Question 600655: x^2+8X+16
Click here to see answer by jim_thompson5910(28550)

Question 600686: what are the coefficents of the given equation including any missing terms x^5-3x^4+3.5^2-16x
Click here to see answer by jim_thompson5910(28550)

Question 600707: I am having problems understanding my math home work. It says to Factor completely. Remember to look first for a common factor and to check by multiplying. If a Polynomial is prime,state this.
-36a^2 -96ab -64b^2
Can you show me how to work this problem step by step and then show me how to check it as well. I am a little lost on how to do this.
Click here to see answer by jim_thompson5910(28550)

Question 600752: Simplify each rational expression. State any excluded values.
6-2x
____
2x-6
you factor out the top and bottom..
2(3-x)
_____
2(x-3)
is that the problem in simplest form? I'm not sure what the next step would be.
Click here to see answer by jim_thompson5910(28550)

Question 600741: Referring to the figure, simplify the expression shown.
sqrt5 (6 sqrt2 - sqrt5)

Click here to see answer by Alan3354(30993)

Question 600761: Simplify each radical expression.

i don't understand this at all..something to do with a factor tree? completely confused
Click here to see answer by jim_thompson5910(28550)

Question 600809: 20c8
Click here to see answer by stanbon(57299)

Question 600799: I can not understand how to factor trinomials in ax^2+bx+c format. I have been studying this for two weeks at school now. I understand the process, but I for some reason am horrible at this. Here is a problem I need help solving.
-4c^2+19c-21
I need to find the two numbers that equal the variable.
Click here to see answer by mananth(12270)

Question 601035: Find the midpoint between the two points: (2,2), (6,4)
this is as far as i get (6 - 2)^2 + (4 - 2)^2
4x4 + 2x2
16 + 4 = sqrt20
then i dont know what else to do. can somwone help finish the problem and tell me if i am doing it right
Click here to see answer by Alan3354(30993)

Question 600952: Write the rational expression 7/2x^2-5x-3 as a sum of partial fractions.
Click here to see answer by ankor@dixie-net.com(15647)

Question 601063: Referring to the figure, find the sine of angle R.Reduce the answer to the lowest terms.
((there is a right triangle the top corner is an R, below that there is a 6 and below that there is a T, the hypothenuse is a 10, the far corner is a
S, the horizontal line has an 8)) i hope u understand my little figure.
R
| \
| \
6| \10
| \
|_ \
T|_|_____\S
8
Click here to see answer by jim_thompson5910(28550)

Question 601147: Referring to the figure, find the missing length x.
(im giong to try to do the figure, because i dont know how to put it here. it has a 45 degree angle. its a right triangle.)
|\
| \
| \
x| \
| \
|___45\
8

Click here to see answer by solver91311(16877)

Question 601249: what are factors of 9xsquared?
Click here to see answer by jim_thompson5910(28550)

Question 601279: For what values of c will x^2+6x+c=0 have no real solutions?
Click here to see answer by jim_thompson5910(28550)

Question 601395: simplify the expression shown.
sqrt5 (6 sqrt2 - sqrt5)

I have no idea how to do this, i have looked in my math book for examples or similar problems and i cant find anything that looks like it. i dont know if its a no solution problem or the problem is already in simplied form or something, i do online school so its not easy when i get stuck, its not like if i went to public school and asked the teacher for help in person. can someone help me with this problem please.
Click here to see answer by josmiceli(9669)

Question 601411: Solve the equation by completing the square: x^2 + 8x = 14
can someone help me please with this problem? i am having a really hard time trying to figure this out.
Click here to see answer by josmiceli(9669)

Question 601423: Answer to 6a^2-a-35
Click here to see answer by jim_thompson5910(28550)

Question 601423: Answer to 6a^2-a-35
Click here to see answer by Alan3354(30993)

Question 601418: Referring to the figure, find the missing length x. Round the answer to the nearest hundredths.
(i dont know how to put the figure but im going to try to make it,its a right triangle and has a 45 degree angle, i hope you understand it)

| \
| \
| \
| \x
| \
|_ \
|_|______\
8
Click here to see answer by jim_thompson5910(28550)

Question 601439: Find k if the remainder is 15 in (x^3-7x^2+kx+27)/(x-2)please show me step by step.
Click here to see answer by flame8855(424)

Question 601464: The length of an office is x feet and the width is x+2 feet. Write the polynimial that represents the area. Find the area if x = 12.
Click here to see answer by jim_thompson5910(28550)

Question 601396: Form a polynomial whosezeros and degrees are given.
Zeros:-3,-2,3; degree 3
A)f(x)=x^3-2x^2-9x+18 for a= 1
B)f(x)=x^3+2x^2-9x-18 for a= 1
C)f(x)=x^3-2x^2+9x-18 for a= 1
D)f(x)=x^3+2x^2+9x+18 for a= 1
Click here to see answer by Alan3354(30993)

Question 601490: The area of a rectangular athletic field is represented by the expression -8y^9 - 32z^4 + 56x^2 square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct units with your solution.
The furthest I know is that a common factor is 8? Please help! Thank you!
Click here to see answer by Alan3354(30993)

Question 601492: find the factors of 4x2+13x+3
Click here to see answer by jim_thompson5910(28550)

Question 601445: 6x^2/z^2-25 divided by x^7/(x+5)^2
Click here to see answer by unlockmath(1599)

Question 601636: Multiply.
(3x+9)(8x^2+6x+9)
Click here to see answer by unlockmath(1599)

Question 601651: can somebody check this? I've fixed it once but my instructor says it is still wrong.
Factor Completely. If a polynomial is prime, state this.
-2a^2(35a^2 + 34a - 8)
-2a^2(35a + 14a + 20a - 8)
-2a^2(7a(5a -2) + 4(5a -2))
-2a^2(5a - 2)(7a +4)
He says that the signs are wrong and the factorization is as well?
Click here to see answer by jim_thompson5910(28550)

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