# 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 24643: please explain the difference between A squared - B squared and (a-b) squared. Include a discussion of factoring, simplifying, terms and factors. Click here to see answer by longjonsilver(2297)

 Question 24587: Solve the system of equations by substitution: y= xsquared+2x-2 and y=3x+4 thanx Click here to see answer by meghanjax13(2)

 Question 24751: I am confusted with Multiplying polynomial fractions. Could you please help me with this problem? 2x^2-x-3 over 3x^2+7x+4 times 3x^2-11x-20 over 4x^2-9. When I say over I mean these are fractions. I don't know how to put fractions on this site. Thank you! Maureen Click here to see answer by stanbon(57984)

 Question 24868: 1.7/8x=14 2. x/4+3x/5=17 3. 5a-1 =-5 1/4 8 4. 5=a/6 Click here to see answer by elima(1433)

 Question 24958: The sum of a number and its reciprocal is 25/12. What is the number? Click here to see answer by Earlsdon(6294)

 Question 24955: How do I solve the following: x+1/x + x+4/x = 6 Click here to see answer by Earlsdon(6294)

 Question 24938: what are the number of terms and degrees of 4r+1, y+y3, and 8x2-1? Click here to see answer by stanbon(57984)

 Question 25018: re-post questions 1. √x-1=3 2. √x^3=8 3. 3√x^2=4 4. Is an identity (true for all values of x)? Answer and explain Click here to see answer by venugopalramana(3286)

 Question 25056: Trinomial Factoring - I need to factor y^2 + 49 + 14y Click here to see answer by stanbon(57984)
 Question 25056: Trinomial Factoring - I need to factor y^2 + 49 + 14y Click here to see answer by Earlsdon(6294)

 Question 25044: Please help in explaining the differences in factoring 3a^2-12a and factoring 4a^2-16. I am not sure where to start so any help would be great. Thanks so much. Click here to see answer by stanbon(57984)

 Question 25388: How many terms will the expression (1+x)^10 have when solved Click here to see answer by stanbon(57984)

 Question 25392: Factoring I do not get could I get some help please? Factor 4g from 8g^2j-12g^3hj Click here to see answer by stanbon(57984)

 Question 25379: What is the formula for expanding binomials when they are to the tenth power Click here to see answer by longjonsilver(2297)

 Question 24471: When I solve the following problem to complete the square I find no solution to the problem is this correct or (good chance) I did something wrong. I am so confused. 3x^2-2x+5=0 Please help. Thanks Click here to see answer by venugopalramana(3286)

 Question 25594: factoring and solving 4a to the 2 power-9=0 Click here to see answer by stanbon(57984)

 Question 25696: How do I do Polynomials,rational expressions and equations? Click here to see answer by QueenVoda(11)