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

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

Question 752075: x^2-6x + 4x-15
x+3 x+3
Click here to see answer by tommyt3rd(582)

Question 751893: How do I factor this cube function? ((x^3)-((8x)^2)- (16x))
Click here to see answer by JoeTaxpayer(134)

Question 751675: y^3+125.. please factor completely... if its prime that is also one of the options on my question. Thank you
Click here to see answer by reviewermath(527)

Question 751720: My teacher has a final in algebra one for us tomorrow. On the test are fractions. I am terrible at fractions. I need help on solving rational equations. I have no clue how to solve this. The question is -6x +3x over 5 devided by 4x-8 over 25
Click here to see answer by josgarithmetic(1526)

Question 751702: im preparing for a test and there will be question like this on there and im really confused can you show me how to do it? [x/(x-4)+6/(x+4)]÷3/(2x^2-32)
Click here to see answer by josgarithmetic(1526)

Question 751319: 8x/x-3+5/x^2-9
Click here to see answer by stanbon(57361)

Question 751270: 3(4y+5)-5(2y+3)
Click here to see answer by jim_thompson5910(28595)

Question 751198: .
How do you round 0.23 to the nearest whole number?
Click here to see answer by tommyt3rd(582)

Question 751121: Hello i have trouble factoring this certain polynomial. Can someone please help me??
the polynomial is -30m^3n^4-5m^4.
Click here to see answer by nerdybill(6960)

Question 750929: 14a^8y^3 - 7a^4y^5 + 28a^12y^2/7a^4y
Click here to see answer by ankor@dixie-net.com(15656)

Question 750899: simplify 14x to the fifth y to the seventh over 28y to the eighth
Click here to see answer by Alan3354(30993)

Question 750923:
Click here to see answer by jim_thompson5910(28595)

Question 750917: How do you simplify this expression?
w2 - 9/w2 - 4w - 21
Click here to see answer by jim_thompson5910(28595)

Question 750823: Factor Completely
3c^2 -11c-4
Click here to see answer by stanbon(57361)

Question 750790: What is the greatest common factor? How do you know when you have found the greatest one?
Click here to see answer by timvanswearingen(106)

Question 750625: add the polynomials
(ab^2+a^3b)+(6a^3b-ab^2)
Click here to see answer by lenny460(770)

Question 750580: factor by grouping, if possible, and check
w^3 + 7w^2 + 4w + 28
Factor completely. If a polynomial is prime, state this
28a^2 - 23a - 2
Click here to see answer by josgarithmetic(1526)

Question 750605: Six is subtracted from a number and then the difference is multiplied by 9. The result is 36 what is the number?
Click here to see answer by tommyt3rd(582)

Question 750602: if y varies directly as x, and y=9 when x=4, find y when x=16
Click here to see answer by nerdybill(6960)

Question 750582: A sail on a particular sailboat has the shape of a triangle with a total area of 52ft squared. The height of the sail is 5 ft greater than the length of "foot" Find the length of the foot and the height of the sail?

Need help soon please!!!
Click here to see answer by josmiceli(9681)

Question 750581: factor by grouping, if possible, and check
w^3 + 7w^2 + 4w + 28
Factor completely. If a polynomial is prime, state this
25a^2 - 23a - 2
Click here to see answer by dkppathak(40)

Question 750577: Divide and check
(t^2 + 8t - 15) ÷ (t+4)
Click here to see answer by stanbon(57361)

Question 750540: simply and list any restrictions 2x^3-6x^2+8x/6x^2-12x
Click here to see answer by lwsshak3(6509)

Question 750440: Identify the correct slope and y-intercept of the equation 5x - 3y = -6
Click here to see answer by checkley79(3050)

Question 750506: What is the answer and explained work for and list any restrictions. 8(z+1)^3/24z^2+4z-20
Click here to see answer by jim_thompson5910(28595)

Question 750503: Divide 36t^6-27t^5-9t^2/-9t^2 how would I do this step by step?
Thank you,
Cassie
Click here to see answer by jim_thompson5910(28595)

Question 750501: (2ag squared) to the fourth power times (3a squared g cubed) squared
Click here to see answer by jim_thompson5910(28595)

Question 750434: X to the second power minus 12x minus 28 equals 0
Click here to see answer by JoeTaxpayer(134)

Question 750399: i need help please
what is 17xy(x+y)
Click here to see answer by josmiceli(9681)

Question 750401: LCM
I couldn't figure it out, here is work problems: x^2+4x, x^2 -4 and find the LCM
Click here to see answer by KMST(1868)

Question 750359:

Click here to see answer by JoeTaxpayer(134)

Question 750302: How would I go about dividing this polynomial
x^3+343/x+7
Click here to see answer by RBDixit(1)

Question 750293: Find the Product (show work)
(2x-5)(x^2-4x+6)
Any help is appreciated.
Thanks,
Cassie
Click here to see answer by josgarithmetic(1526)

Question 750243: 1st prob.
Multiply. (n^3+8)(n-4)
2nd prob.
Subtract. 5x^4 + 6x^3 - 9x^2
-(-6x^4 +x^2)
__________________

Click here to see answer by MathLover1(6634)

Question 750022: consider the integral expression in x!

where a is rational number
at a=[A], the value of P is a rational number for any x which satisfies the equation ,and this case the value of P is [B}
solve for A and B
please, im stuck here

Click here to see answer by KMST(1868)

Question 750122: what is 2y^3-12y^2+18y
Click here to see answer by KMST(1868)

Question 749824: C= Please help :) Thank you so much!!!
Click here to see answer by Cromlix(353)

Question 750012: What is the length of the diagonal of a nonregulation tennis court with length 20 feet and width 15 feet?
Click here to see answer by JoeTaxpayer(134)

Question 749938: (a+6)(a^2-8a+8)= thank you for your help :)
Click here to see answer by rothauserc(208)

Question 749941: 12x^4-3x+9 / 3x = ( simply your answer) thank you so much for your help
Click here to see answer by rothauserc(208)

Question 749937: (4xy^2+3x^3y^4) - (xy^2-2x^3y^4) please simplify ... all variables are bases and no exponents.. please help me somebody :) Thanks!!
Click here to see answer by rothauserc(208)

Question 749920: Solve for X: √b/a-x= √a
I'm having a bit difficulty on what the steps are. Help would be appreciated thanks!
Click here to see answer by Edwin McCravy(8909)

Question 749931: (a+1)^3 the product is ???
Click here to see answer by rfer(12662)

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, 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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, 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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