# SOLUTION: I would like for someone to explain this to me with the answers, if it's possible. Thank you in advance! Multiply and divide the following polynomials: 1. (3x + 1)(x^2 - 9x + 2

Algebra ->  -> SOLUTION: I would like for someone to explain this to me with the answers, if it's possible. Thank you in advance! Multiply and divide the following polynomials: 1. (3x + 1)(x^2 - 9x + 2      Log On

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 Click here to see ALL problems on Polynomials-and-rational-expressions Question 231245: I would like for someone to explain this to me with the answers, if it's possible. Thank you in advance! Multiply and divide the following polynomials: 1. (3x + 1)(x^2 - 9x + 2) 2. 2x(5x^2 - 6x + 7) 3. (2x^4 + 3)(4x^3 + 1) 4. (1/4x + 1/3) (1/4x - 1/3) 5. (x^2 -9x+3)(x^3 -5x^2 +x-3) 6. (4x + 1)^2 7. (x - 7y)(x + 7y) 8. (12y^3 + 8y^2 + 20y) / (4y) 9. (3x^2 - lOx - 8)/ (3x + 2) 10. (2x^3 -4x^2 - 28x + 6) / (2x + 6)Found 2 solutions by rfer, checkley77:Answer by rfer(13569)   (Show Source): You can put this solution on YOUR website!lets look at 6 6) (4x+1)^2 same as (4x+1)(4x+1) 16x^2+4x+4x+1 combine 16x^2+8x+1 7) (x-7y)(x+7y) x^2+7xy-7xy-49y^2 combine x^2-49y^2 2) 2x(5x^2-6x+7) 10x^3-12x^2+14x nothing to combine Answer by checkley77(12569)   (Show Source): You can put this solution on YOUR website!1. (3x + 1) (x^2 - 9x + 2) ---------------- 3x^3+x^2-27x^2-9x+6x+2 3x^3-26x^2-3x+2 ans. ------------------------------ 2. 2x(5x^2 - 6x + 7) 10x^3-12x^2+14x ans ------------------------ 3. 2x^4 + 3 4x^3 + 1 ------------ 8x^7+12x^3+2x^4+3 8x^7+2x^4+12x^3+3 ans. ------------------------------ 4. 1/4x + 1/3 1/4x - 1/3 ----------- x/16+x/12-x/12+1/9 x/16+1/9 ans. --------------------------- 5. x^2 -9x +3 x^3 -5x^2 +x -3 --------------- x^5-9x^4+3x^3-5x^4+45x^3-15x^2+x^3-9x^2+3x-3x^2+27x+9 x^5-14x^4+49x^3-27x^2+30x+9 ans. ------------------------------------------------------ 6. 4x + 1 4x +1 --------- 16x^2+4x+4x+1 16x^2+8x+1 ----------------------------------------- 7. x - 7y x + 7y ------------- x^2-7xy+7xy-49y^2 x^2+49y^2 ans. ---------------------------------------------- 8. (12y^3 + 8y^2 + 20y) / (4y) 4y(3y^2+2y+5)/4y 3y^2+2y+5 ans. ---------------------------------------------- 9. (3x^2 - lOx - 8)/ (3x + 2) (3x+2)(x-4)/(3x+2) x-4 ans. ----------------------------------------------- 10. (2x^3 -4x^2 - 28x + 6) / (2x + 6) (2x+6)(x^2-5x+1)/(2x+6 x^2-5x+1 ans.