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

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

Question 92881: If the sides of a square are increased by 3 in, the area is increased by 39 in. What were the dimensions of the original square?
Click here to see answer by psbhowmick(529)

Question 92929: Please tell me how to solve this equation below ASAP!
50 + 1.545 * 15/√n = 55 - 2.326 * 15/√n
Thank-you!!
Click here to see answer by bucky(2189)

Question 91873: I can simplify polynomials to the ^2 power but cannot solve (x+y)^3 please help
Click here to see answer by vertciel(183)

Question 93008: x^2-x-20
I need to know how to find the factor of this polynominal?
Click here to see answer by jim_thompson5910(28549)

Question 93000: I am having a little trouble solving this problem. Could some one please help me so that I finish my homework i have 3 problems like it and cant seem to figure this out.
**
Click here to see answer by jim_thompson5910(28549)

Question 92999: I am really bad at solving word problems. I am not sure how to make the equation and then solve it. Please help me.
The volume of the box is represented by Find the polynomial that represents the area of the bottom of the box. The side of the box is
Click here to see answer by stanbon(57290)

Question 93038: Simplify the following expressions.
3) (5x)(8x^3)(x^4)
a) 40x^8 b) 13x^7 c)40x^7 d)14x^8

Click here to see answer by chitra(359)

Question 93056: Find the following product
(a - 9)(a^2 + 9a + 8)
a)a^3 + 89a +72 b)a^3 + 18a^2 + 73a + 72 c)a^3 + 73a + 72 d)18a^2 + 73a - 72
Click here to see answer by stanbon(57290)

Question 93041: Simplify the following expressions.
(4a)^2
a)8a^2 b)8a^21 C)16a^2 d)16a
Click here to see answer by tutorcecilia(2152)

Question 93055: Find the following product
12x(-12x - 9)
a)-144x^2 - 9x b)-12x^2 - 9x c)-144x^2 - 108x d)-252x^2

Click here to see answer by tutorcecilia(2152)

Question 93057: Find the following product
13.(y - 5)(y - 7)
a)2y - 35 b)2y^2 - 35 c)y^2 - 12y + 35 d) y^2 + 12y - 35
Click here to see answer by tutorcecilia(2152)

Question 93155: I have tried to factor this equation several times, and cannot seem to figure it out. x^4 + 2x^3 - 3x - 6. How do you factor this expression?
Click here to see answer by checkley75(3666)

Question 93051: Perform the indicated operation
(7x - 11)+(4x - 3)
a)11x - 14 b) 11x + 4 c)11x^2 - 14 d)28x^2 + 33

Click here to see answer by bucky(2189)

Question 93189: Find all the numbers for which the rational expression below is not defined:
x^2-16 / x^2 - 3x+12

Click here to see answer by Nate(3500)

Question 93177: If the Perimeter = 6x+6 and x=width, find the binomial representing the length.
Click here to see answer by checkley75(3666)

Question 93002: I am having trouble on how to solve this problem. Express your result in simplest form. +
This is as far as I am able to get then I cant seem to get any further.

Could someone please show me how to complete this equation.
Click here to see answer by scoribritos(3)

Question 93224: My problem is a division one....
(P^-5)^-9(P^-6)^4 divided (P^-8)^0(P^4)^-5
I need help with this one......negative exponents
Click here to see answer by stanbon(57290)

Question 93224: My problem is a division one....
(P^-5)^-9(P^-6)^4 divided (P^-8)^0(P^4)^-5
I need help with this one......negative exponents
Click here to see answer by tutorcecilia(2152)

Question 93256: Factor each polynomial completely
1.) 5x² -125
2.) 3y² -27
3.) 6a³y + 24a² y²+24ay³
4.) 6a³y + 24a²y²+24ay³
5.) 81w³-w

Click here to see answer by Nate(3500)

Question 93247: (x^2-9)/(2x-6)
Click here to see answer by bucky(2189)

Question 93258: Factor out the GCF
6x³ + 18x² -24x
Click here to see answer by checkley75(3666)

Question 93245: I'd like for you to help me on this problem that I am having trouble with please: 2a(5a^3*b^5)^2
Click here to see answer by checkley75(3666)

Question 93058: Find the following product
(3x + 5)^3
a)9x^2 + 30x + 25 b)9x^6 + 15x^3 + 15625 c)27x^3 + 135x^2 + 225x + 125
d)27x^3 + 135x^2 + 135x + 125
Click here to see answer by checkley75(3666)

Question 93265: I am having problems solving this equation could someone please help me. I have a few other problems like this one and am unable to solve them as well. I think if shown how to solve this one i may be able solve the others.
- Please help me.
Click here to see answer by Earlsdon(6287)

Question 93268: Could someone please help me solve this expression in simplest form? -
I am having trouble doing the subtractions of equations.
Click here to see answer by kev82(148)

Question 93325: factor completely:
x^3 + 27
x^4 - 16
x^2y^3 + x^3y

Click here to see answer by stanbon(57290)

Question 93312: Perform the indicated operation
(6x^2+7x-8)-(-9x^2+10)
A)-3x^2+7x+2 B)15x^2+7x-18 C)15x^2-3x-8 D)-3x^2-3x-8

Click here to see answer by checkley75(3666)

Question 93311: Simplify The Experession
3x^6/x^3
A) 3x^3 B) 27x^3 C)9x D)3x^9
Click here to see answer by checkley75(3666)

Question 93310: Simplify The Experession
35m^16n^8/7m^15n^4
A)35mn^4 B)5n^4 C)5m^21 n^12 D)5mn^4
Click here to see answer by checkley75(3666)

Question 93310: Simplify The Experession
35m^16n^8/7m^15n^4
A)35mn^4 B)5n^4 C)5m^21 n^12 D)5mn^4
Click here to see answer by jim_thompson5910(28549)

Question 93304: D).Evaluate the Expression
-5^3
A)125 B)-15 C)15 D)-125
Click here to see answer by checkley75(3666)

Question 93304: D).Evaluate the Expression
-5^3
A)125 B)-15 C)15 D)-125
Click here to see answer by tutorcecilia(2152)

Question 93306: Simplify The Experession
(4a)^2
A) 8a^2 B)8a^21 C)16a^2 D)16a
Click here to see answer by tutorcecilia(2152)

Question 93305: Simplify The Experession
(x^7)^3
A)x^10 B)x^21 C)3x^21 D)3x^7
Click here to see answer by jim_thompson5910(28549)

Question 93374: Try to find a quadratic equation with the roots 2 and 4?
Click here to see answer by Nate(3500)

Question 93308: Simplify The Experession
(2p^3v^4/s^3)^3
A) 8p^6v^7/s^3 B)2p^9v^12/s^9 C)8p^9v^12/s^9 D)2p^9v^12/s^6
Click here to see answer by jayanthihemkos@yahoo.com(87)

Question 93383: please perform the indicated operation (5x-6)(5x-6) the university of phoenix elementary and intermediate algebra
Click here to see answer by bucky(2189)

Question 93383: please perform the indicated operation (5x-6)(5x-6) the university of phoenix elementary and intermediate algebra
Click here to see answer by Edwin McCravy(8906)

Question 93409: Add or Subtract as indicated. Express your result in simplest form.
3/x^2 + 4x + 3 - 1/x^2 - 9
Click here to see answer by ankor@dixie-net.com(15647)

Question 93387: please use foil to find each product (2x-5y)(x+y) the university of phoenix elementary and intermediate algebra
Click here to see answer by jim_thompson5910(28549)

Question 93392: Write expression in simpliest form
4x - 28/5x - 35
Click here to see answer by jim_thompson5910(28549)

Question 93404: subtract as indicated express the results in simplest form
x^2/x - 3 - 9/x - 3
Click here to see answer by jim_thompson5910(28549)

Question 93438: find each product (3y2 + 1)(3y2-1() the university of phoenix elementary and intermediate algebra
Click here to see answer by stanbon(57290)

Question 93448: find each product (3y2 + 1)(3y2-1) the university of phoenix elementary and intermediate algebra
Click here to see answer by checkley75(3666)

Question 93411: Geomatry. Refer to the triangle. Find an expression that represents its perimeter. 3/4x , 1/x^2 , 5/x^2
Click here to see answer by checkley75(3666)

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