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

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

Question 54975: HOW DO I FACTOR:
X^2-1,180-554,400=0... I NORMALLY UNDERSTAND HOW TO FACTOR OUT POLYNOMIALS, BUT WHEN THE NUMBERS ARE EXTREMELY LARGE, I GET LOST. MY TEXTBOOK DOES NOT SHOW EXAMPLS ON HOW TO DO A PROBLEM WITH LARGE NUMBERS LIKE THIS. PLEASE HELP, AND THANK YOU Ü
Click here to see answer by stanbon(57222)

Question 54779: Maybe I missed this part of the lecture, but I just can't figure these out. Here are two examples. Thank you very much.
(A) Factor 18x^7 – 12x^4 in the form of ax^b(cx^d + e), where a, b, c, d, and e are integers and a > 0. Put integers a, b, c, d and e in the 1st, 2nd, 3rd, 4th and 5th answer boxes, respectively.
(B) Factor 15x^8 + 10x^5 – 35x^2 in the form of ax^b(cx^d + ex^f + g), where a, b, c, d, e, f and g are integers and a, b > 0, d > f > 0. Put a, b, c, d, e, f, and g in the 1st, 2nd, 3rd, 4th, 5th, 6th and 7th answer boxes, respectively.
Click here to see answer by Earlsdon(6287)

Question 54974: multiply 3x^2- 7x+ 2/x^2+ 6x -16 * x+8/4x-8
Click here to see answer by Edwin McCravy(8880)

Question 54974: multiply 3x^2- 7x+ 2/x^2+ 6x -16 * x+8/4x-8
Click here to see answer by anjulasahay(30)

Question 55034:
Click here to see answer by funmath(2925)

Question 55032: I've done another problem similar that solved completely, but with a remainder, I am getting confused.
Problem: 2y to the third - 3y to the second +6 all over y to the second + 2
Click here to see answer by stanbon(57222)

Question 55030: What are the steps to solving this kind of problem? I can solve problems other ways like using FOIL and problems with a formula for two multiplied things, but when there are three to multiply, I have no idea. Please help me!
(13y-5)(2y+4)(y+2)
Click here to see answer by stanbon(57222)

Question 54908: Can someone help me with this expression?
2/5w+10-3/2w-4
These are really confusing me! Thank you!

Click here to see answer by scooter_dexter(3)

Question 55082: 7x + 7 = 6x My answer is -7 is this correct?
Click here to see answer by mathchemprofessor(65)

Question 55096: please help factor completly 3a^4b+3ab^4
Click here to see answer by anjulasahay(30)

Question 55096: please help factor completly 3a^4b+3ab^4
Click here to see answer by funmath(2925)

Question 55093: Please help Simplify 6a^2(a^2-7a+3)
Click here to see answer by funmath(2925)

Question 55058: Please help!
I don't understand how to do this formula and my teacher's example is confusing me more.
"Solve the given formula for the variable shown in color. State the restrictions, if any, for the formula obtained to be meaningful"
d=m/v;v
Here is what I have tried:
1) dv=m
2) v=m/d
3) d=0 ????

Click here to see answer by rchill(405)

Question 54699: Can you help me subtract the expression? PLEASE!!
2/5w+10 - 3/2w-4
Thank you! These are sooo confusing!
Click here to see answer by rchill(405)

Question 55081: What is the degree of the polynomial x12 – 5x4 I got 12 is this correct
Click here to see answer by stanbon(57222)

Question 54698: add the expression, finish in simplest form
4y/y^2+6y+5 + 2y/y^2-1
Thanks in advance!!
ac
Click here to see answer by rchill(405)

Question 55106: Simplify: 2a -10/a - 5

Click here to see answer by funmath(2925)

Question 55191: Divide
33xy^2-24x^3y^2+12xy-15x^3y^3
_____________________________
3xy
round to the nearest tenth
Click here to see answer by funmath(2925)

Question 55196: solve the equation ay/x=cz
for variable y
forvariable z
for variable x Do you know any sites that can help me better inderstand Algebra. Because I suck at math big time. Thanks

Click here to see answer by venugopalramana(3286)

Question 55231: Please simplify
(2b-2)(4b²-2b-5)

Click here to see answer by funmath(2925)

Question 55231: Please simplify
(2b-2)(4b²-2b-5)

Click here to see answer by Edwin McCravy(8880)

Question 55205: write a polynomial of the 5th degree that has the given numbers as its zeros: -2, -1, 0, -2i. multiply all factors out, do not leave in factored form.
Click here to see answer by ankor@dixie-net.com(15624)

Question 55244:
Factor
12x to the 4th power - 20x to the third power + 4X squared
Click here to see answer by funmath(2925)

Question 55243: Simplify and reduce 3x squared - 12 divided by 9x + 18

Click here to see answer by funmath(2925)

Question 55252: Please help w/ the following:
Solve
x+2/3 - x-2/5 =4
Thank you.
Click here to see answer by Earlsdon(6287)

Question 55251: Please help w/ the following:
Solve
x^2/2 - 5x/4 = -3/4
Thank you.
Click here to see answer by funmath(2925)

Question 55241: Solve
2X squared -5x =0

Click here to see answer by funmath(2925)

Question 55283: I am having a real hard time with this problem.... Can you help by showing me step by step? Thanks!
x/6-x/8=1
Click here to see answer by tutorcecilia(2152)

Question 55291: It says:solve and check the following equation for x....
x/x-2 minus x+1/x = 8/x^2-2x
Thanks for your help!!
ac
Click here to see answer by stanbon(57222)

Question 55309: Hello: Please help me solve the following problem (thank you)
divide
divided by {{(4x^2-4xy+4y^2}}}
Click here to see answer by funmath(2925)

Question 55309: Hello: Please help me solve the following problem (thank you)
divide
divided by {{(4x^2-4xy+4y^2}}}
Click here to see answer by stanbon(57222)

Question 55318: these given polynomials, identify the polynomials of degree one.
a. x3 + 4x + 8
b. 76 + 5x
c.(x)1/2 + 5x - 6
d. 500 + (45)1/2x
e 289y + 6 -76y
f.(37)1x1
g.(9x2)1/2 + 3
h. 89x4 + 3y + 5
Click here to see answer by funmath(2925)

Question 55193: common factors and factoring by grouping
12xy^2-36x^2y^2+6x^3y^2+30xy^3
round to the nearest tenth
Click here to see answer by terbear1963(43)

Question 55342: from McDugal Littell Algebra I
Factor the expression:
2x²+5x+3
Click here to see answer by checkley71(8403)

Question 55357: Hello: Need help... use long division and find the quotient... (thank you)..
divided by

Click here to see answer by stanbon(57222)

Question 55362: Is every monomial a term and every term a monomial? Support answer with reasons.

Click here to see answer by stanbon(57222)

Question 55373: factor to the nearest tenth
2x^2z-58z
Click here to see answer by stanbon(57222)

Question 55373: factor to the nearest tenth
2x^2z-58z
Click here to see answer by funmath(2925)

Question 55363: a condition under which the product of any two binomials is a binomial. can support an answer with the help of one of the identities of factorization of polynomials.

Click here to see answer by stanbon(57222)

Question 55372: factor to the nearest tenth
x^2+10x+25
Click here to see answer by funmath(2925)

Question 55343: Simplifty the following: 4m+2m^2-4mn+3mn^2-3m^2+2mn This is as far as I got
m(4-m)-m x n(2-3n) thanks, Lackinmath
Click here to see answer by Cintchr(481)

Question 55434: if a^3+b^3+c^3-3abc=0, does it mean that a+b+c=0?
Click here to see answer by Edwin McCravy(8880)

Question 55452: Please help w/ the following:
Multiply:
[{x+2}^3]
Thank you.
Click here to see answer by tutorcecilia(2152)

Question 55452: Please help w/ the following:
Multiply:
[{x+2}^3]
Thank you.
Click here to see answer by funmath(2925)

Question 55505: I really need some help. I am back to school after 30 years and I don't have a clue. Here is the equation:
6r-18divided by 9r^2+6r-24 times 12r-16 divided by 4r-12
Thanks
Lynn
Click here to see answer by ankor@dixie-net.com(15624)

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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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, 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