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

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 Algebra: Polynomials, rational expressions and equations Solvers Lessons Answers archive Quiz In Depth

 Question 195843: Multiply and Simplify: 2x^2-x-3 over x^2-1 * x^2+x-2 over 2x^2 +x-6 Click here to see answer by jim_thompson5910(29613)

 Question 195850: I need help to solve this problem: x^2=-16x-64 Click here to see answer by keyshaMC(1)

 Question 195906: write an expression in simplest form for the sum of the angles of a triangle a(2x+15) c(x+5) b(x) Click here to see answer by Alan3354(34677)

 Question 195928: Find P(-1/2) if P(x)= 4x^4 - 2x^3 + 17 Click here to see answer by jim_thompson5910(29613)

 Question 196033: Please help me with the following problem, This is multiplication & division of polynomials The problem is: (6x^3+19x^2+x-6)/(3x+2) The answer I got was 2(x^4-16y^4) I'm being told I need to factor the expression in the parenthesis further using difference of squares Thanks Click here to see answer by RAY100(1637)

 Question 196287: what is 2 to the 7th power times 2 to the second power Click here to see answer by Earlsdon(6294)

 Question 196333: What value of c makes the polynomial below a perfect square? 4x^2+28x+c what is the value of c? Please I need help!!!! Click here to see answer by nerdybill(7090)

 Question 196352: how do I solve 3 square root x variable minus 5 = 3 Click here to see answer by solver91311(18785)

 Question 196367: I cannot figure this out. Can you help me please? Rectangular stage. One side of a rectangular stage is 2 meters longer than the other. If the diagonal is 10 meters, then what are the lengths of the sides? Thank you. Angel Click here to see answer by scott8148(6628)

 Question 196397: I have been working on this math problem and I can't seem to figure it out. Iwas wondering if someone could help me? Please and Thank You!! I would deeply apperciate it!! Rational Expressions 10 root 32 divided by 8 root 4 Click here to see answer by vleith(2825)

 Question 196419: I know you then move the "165" to the other side to get then you factor, but i am having trouble with the factoring and finding what "b" is. Please help me! Click here to see answer by solver91311(18785)

 Question 196395: I have been working on this math problem and I can't seem to figure it out. I was wondering if someone could help me? Please and Thank You!! I would deeply appreciate it!! Rational Exponents ∛4/6 root 2 Click here to see answer by Alan3354(34677)

 Question 196365: Area of a sail. The area in square meters for a triangular sail is given by A(x)=x^2 +5x+6. a) Find A(5). b) If the height of the sail is x+3 meters, then what is the length of the base of the sail? Thank you.Angel Click here to see answer by nerdybill(7090)

 Question 196539: I need to simplify the following: x^2 -x -12 / x+4 I can do the top part (x+3)(x-4)...but I can't cross out x-4 which is over x+4 ...Right? Thanks, Jake Click here to see answer by Alan3354(34677)

 Question 196534: how would you factor 6x^2-7x+2 i know you mutiply 6 and 2 but i dont know what to do after that Click here to see answer by scott8148(6628)

 Question 196572: I'm having some trouble getting the other value of "x" on this problem, Can you help me? Find all real solutions of the equation. (If there are extra answer boxes, enter NONE in the last boxes. x+6/x-2 = 3/x+2 + 32/x^2-4 thanks! Click here to see answer by jim_thompson5910(29613)