# 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 351669: n+2(7+3n)-3n Which of the following algebraic expressions has the same value as the algebraic expression given above? A. 2(7+2n) B. 2(7+n) C. 14+3n D. n+14 E. 21n-3n Click here to see answer by sudhanshu_kmr(1152)

 Question 351703: Would the follow proportion be a rational expression? If so, why? If not, why not? 2 / x = 5/7? Click here to see answer by Fombitz(13828)

 Question 351626: what is the quotient of 32x^2y-48xy^2+8x divided by 4x ? thanks Click here to see answer by Fombitz(13828)

 Question 351712: Can someone please tell me how to factor the following polynomial? a^4 – ab^3 Click here to see answer by Fombitz(13828)

 Question 351764: 10x^2+17x+3 It says to find two numbers whose product is 10 x 3 = 30 whose sum is 17. Click here to see answer by stanbon(57219)

 Question 351767: 10x^2+9x+2 It says to find two numbers whose product is 10 x 2 = 20 whose sum is 9. Click here to see answer by stanbon(57219)
 Question 351767: 10x^2+9x+2 It says to find two numbers whose product is 10 x 2 = 20 whose sum is 9. Click here to see answer by checkley77(12569)

 Question 351756: I need help with this problem please. Perform indicated operations. 6y^3 – 9y^2/ -3y Click here to see answer by stanbon(57219)

 Question 351772: 12x^2-32x+5 It says to find two numbers whose product is 12 x 5 = 60 whose sum is -32. Click here to see answer by Alan3354(30959)

 Question 351779: Says to find the length of the unknown side of the triangle. Give the exact length and a one decimal place approximation. One side is 4m Second side is 3 sqrt (7m) Click here to see answer by Alan3354(30959)

 Question 352111: Construct the Taylor polynomial of degree of 10 about x=0 for the function f(x)= e^x . If someone could pls help me out with this one. This is one of my finals :( Click here to see answer by stanbon(57219)
 Question 352111: Construct the Taylor polynomial of degree of 10 about x=0 for the function f(x)= e^x . If someone could pls help me out with this one. This is one of my finals :( Click here to see answer by Fombitz(13828)

 Question 352121: Find the partial derivatives of f(x,y,z)= x^2y^3/z Thank youuuuu if you could help :) Click here to see answer by Fombitz(13828)

 Question 352142: Solve. 3/x=9/x-1/5 I'm not sure if I am able to work this problem by finding the LCD first or not. The problem is set up differently than others I have worked before. Thank you in advance for your help! Click here to see answer by stanbon(57219)

 Question 352213: Use rational exponents to write x^1/5*y^1/3*z^1/6 as a single radical expression. I come up with ^120 sqrt x^18y^30z^15, however, this is not one of the options for an answer. Am I to simplify? Answer options are A. ^90 sqrt xyz B. ^30 sqrt xyz C. ^30 sqrt (xyz)^21 D. ^30 sqrt x^6y^10z^5 Any help is greatly appreciated! Thank you in advance for your time and help! Click here to see answer by Fombitz(13828)
 Question 352213: Use rational exponents to write x^1/5*y^1/3*z^1/6 as a single radical expression. I come up with ^120 sqrt x^18y^30z^15, however, this is not one of the options for an answer. Am I to simplify? Answer options are A. ^90 sqrt xyz B. ^30 sqrt xyz C. ^30 sqrt (xyz)^21 D. ^30 sqrt x^6y^10z^5 Any help is greatly appreciated! Thank you in advance for your time and help! Click here to see answer by jim_thompson5910(28476)

 Question 352211: Factor completely. 20w^2+100wg+125g^2 All of the examples I have offer numbers that have square roots so i'm not sure how to solve this one. Any help you can give is very much appreciated. Thank you in advance! Click here to see answer by jim_thompson5910(28476)

 Question 352252: What are the steps in graphing the problem f(x)=-x^3-4x^2 Click here to see answer by Fombitz(13828)

 Question 352603: Solve the fromula for the given variable. T=fm-gm;m T=(f-g)m not sure where to go after that. do I need to subtract (f-g) from each side to get m byitself? Click here to see answer by Fombitz(13828)

 Question 352638: Referring to the figure, simplify the expression if possible. 2x^2-4x/x-2 Click here to see answer by Alan3354(30959)

 Question 352739: write as a single radical sqrt of 3 multiplied by cubed root of 5 Click here to see answer by Alan3354(30959)

 Question 352755: Sharon invested \$4,000 in a certificate of deposit at 5%. She also put \$500 in a savings account at 3%. How much interest will she earn after one year? Click here to see answer by sofiyac(695)

 Question 352740: use synthetic division to find the quotient and remainder when p(x) is divided by d(x) where p(x)=x^2 plus 7x minus 2 and d(x)=x plus 5 Click here to see answer by solver91311(16868)

 Question 352757: What are three consecutive numbers that have a sum which is 1/5 of their product? Click here to see answer by jrfrunner(365)

 Question 352734: factor completely 3a^2 plus ax minus 3a minus x Click here to see answer by scott8148(6628)
 Question 352734: factor completely 3a^2 plus ax minus 3a minus x Click here to see answer by sofiyac(695)

 Question 352927: If p=3 and q= -2 them evaluate: p to the power of q + q to the power of p the answer should be -71/9 not sure how to get there. Click here to see answer by robertb(4012)