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

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Question 913834: I need to see the steps to solve 1-x^-1-20x^-2=0
Click here to see answer by lwsshak3(11628) About Me 

Question 913838: What can we do If 4g exponent two plus 4g minus 24 If Factoring polynomials completely and Factoring trinomials is the same thing

Click here to see answer by rothauserc(4718) About Me 

Question 913955: how to solve 3m^2=4m-8
Click here to see answer by Alan3354(69443) About Me 

Question 914031: solve 2 questions sow work
1. (4x)^2 + 8x^2
2. 6^2 * 6^5

Click here to see answer by lwsshak3(11628) About Me 

Question 914245: Simplify the expression. (8x^3y^2)^-
__________
(4a^2b^4)

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

Question 914250: A rancher has 840 feet of fencing to construct 6 corrals. FInd the dimensions that maximize the enclosed area. What are the dimensions? What are the larger dimensions, smaller dimensions and area?
Click here to see answer by josgarithmetic(39616) About Me 

Question 914320: how to multiply (a^2 + 8a +15 / a^2 + 7a +12)(3a +12 / a^2 - 25) ??
Click here to see answer by MathLover1(20849) About Me 

Question 914415: obtain the taylors expansion of sinx
Click here to see answer by Alan3354(69443) About Me 

Question 914430: please help me factorize the polynomial (x^n+a^n) using long division method
Click here to see answer by Alan3354(69443) About Me 

Question 914429: please help me factorize the polynomial (x^n+a^n) using long division method
Click here to see answer by Alan3354(69443) About Me 

Question 914580: Form a polynomial f(x) with real coefficients having the given degree and zeros; degree: 4; zeros: 3-5i, 5; multiplicity: 2
Click here to see answer by ewatrrr(24785) About Me 

Question 914728: How do you factor 5x^2-40x+50?
Click here to see answer by MathLover1(20849) About Me 

Question 914812: Add and Subtract
x+2/x+1 - x+1/x+2

Click here to see answer by mananth(16946) About Me 

Question 914825: Please help me solve this Polynomial question x^12-y^6
Click here to see answer by mananth(16946) About Me 

Question 915127: Let f(x) = x + 2 and g(x) = x2 Find ( g o f)(-5)

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

Question 915235: Construct a polynomial with the following properties: third degree, real coefficients, y-intercept is -52, zeros are -1, and 5+i.
Click here to see answer by Fombitz(32388) About Me 

Question 915343: find each sum of like terms.
-3x^4+8x^4
5.2ab+(-3.4ab)

Click here to see answer by ewatrrr(24785) About Me 

Question 915346: find each sum of like terms
-4m+3m+(-2m)
2/9h+(-1/3h)+1/9h

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Question 915456: (d-3) ^3
Click here to see answer by ewatrrr(24785) About Me 

Question 915528: (y/(y+3))/(y/(y+3))+y
Click here to see answer by jim_thompson5910(35256) About Me 

Question 915730: how do you expand 2(x+y)^2?
Click here to see answer by jim_thompson5910(35256) About Me 

Question 915795: Which of the following are polynomials? If the function is a polynomial, give the degree and the leading
coefficient (LC). If the function is not a polynomial, give a polynomial property that it fails to have.
(For each function write Polynomial?
i. f(x) = π – x/4
ii. g(x ) = 3^x
iii. h(x) = (2x + 6)(x – 3)^2 ( x + 1)^3
please explain why,
Thank you

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

Question 915959: Factor.
5(3x-4)^2 (1-5x)^-3 + 3(3x-4)(1-5x)^-2

Click here to see answer by ewatrrr(24785) About Me 

Question 915971:
Click here to see answer by Alan3354(69443) About Me 

Question 916200: how do you factor these problems 3x+6y divided by x+2y. Its a rational expression
Click here to see answer by MathLover1(20849) About Me 
Question 916200: how do you factor these problems 3x+6y divided by x+2y. Its a rational expression
Click here to see answer by rothauserc(4718) About Me 

Question 916067: If possible solve
2/y-9 = y-7/y-9

Click here to see answer by Fombitz(32388) About Me 

Question 916236: find the products.
(4y-3)(5y+3)
(a+8)(b+3)
(j+7)(k-5)

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

Question 916417: Give an example of a polynomial f(x) that is of degree 8, and has exactly three real zeroes, one of which is of multiplicity one, one of which is of multiplicity two and one of which is multiplicity three. Leave f(x) in factored form.
Click here to see answer by stanbon(75887) About Me 

Question 916416: find the quotients
(8a^6-4a^3)/2a^3
4a^3(2a^2 -1)/2a^3
2(2a^2 -1)


(5d+10p)/(-5)
5(d + 2p) / -5
(d +2p) / -1
= -d -2p

Click here to see answer by Hawksfan(61) About Me 

Question 916432: Factor Completely, If the polynomial is prime, state this
20s^2+35st+15t^2

Click here to see answer by MathLover1(20849) About Me 

Question 916431: Factor Completely, If the polynomial is prime, state this
-32t^4+20t^3+3t^2

Click here to see answer by mananth(16946) About Me 

Question 916425: Form a polynomial F(x) with real coefficients having the given degree and zeros.
Degree 4 ; Zeros: 2-2i; 4 Multiplicity 2
F(x)=a(?)

Click here to see answer by josgarithmetic(39616) About Me 

Question 916520: 1)degree 3 with a zero 2(of multiplicity 3) such that f(3)=-4
2) degree 3 with a zeros -2(of multiplicity 2) and -4 such that f(-5)=10
3) degree 4 with zeros 1 and 3 (of multiplicity 3) such that f(5)=16

Click here to see answer by ewatrrr(24785) About Me 

Question 526930: f(x)=x^3-13x^2+23x-11 find all zeros for this polynomial function
Click here to see answer by xxjulissah(1) About Me 

Question 916646: The function p is a fourth-degree polynomial with x-intercepts 1, 4, and 10 and y-intercept -2. If p(x) is positive only on the interval (4, 10), find p(x).
Click here to see answer by josgarithmetic(39616) About Me 

Question 916703: Please help and check what I have so far:
the question: The function p is a fourth-degree polynomial with x-intercepts 1, 4, and 10 and y-intercept -2. If p(x) is positive only on the interval (4, 10), find p(x).
p(x)= (x-1)(x-4)(x-10)
I don't understand where to put -2 or what to do with the information about the positive only in the interval (4,10)
Thank you

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

Question 916690: The function p is a fourth-degree polynomial with x-intercepts 1, 4, and 10 and y-intercept -2. If p(x) is positive only on the interval (4, 10), find p(x).
Click here to see answer by solver91311(24713) About Me 

Question 916725: Two problems
evaluate the expression:
http://i.imgur.com/3jdAZlF.png
and
Find the solution of the exponential equation, rounded to four decimal places.
10^(1 − x) = 2x
Please explain,
Thank you

Click here to see answer by josgarithmetic(39616) About Me 

Question 916912: How to find the leading coefficient of this polynomial:
H(x) = (2x+6)(x-3)^2(x+1)^3
x-int: (-3,0),(3,0),(-1,0)
y-int: (0,54)
I know the degree is 6 by adding the exponents, right?
But how do I find the leading coefficient?
Please help
Thank you

Click here to see answer by josgarithmetic(39616) About Me 

Question 916942: The polynomial of degree 4, P(x) has a root of multiplicity 2 at x=4 and roots of multiplicity 1 at x=0 and x=-4. It goes through the point (5,4.5).
Find a formula for P(x)

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Question 917027: 16.0*0.04=
Click here to see answer by ewatrrr(24785) About Me 
Question 917027: 16.0*0.04=
Click here to see answer by MathLover1(20849) About Me 

Question 917029: Pleas help , i am having hard time solving this home work
Factor
x^2+3x-4

Click here to see answer by ewatrrr(24785) About Me 
Question 917029: Pleas help , i am having hard time solving this home work
Factor
x^2+3x-4

Click here to see answer by rothauserc(4718) 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