Factor (Math)

posted by .

Factor by grouping if possible.
z^3+3z^2+7z+21

  • Factor (Math) -

    z^2(z+3)+7(z+3)
    (z+3)(z^2+7)

  • Factor (Math) -

    post it.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. factoring

    how to factor x^4 - 2x^3 - 8x + 16 Thanks. you can factor by grouping wich is to divide the equation into two pieces 1)x^4-2x^3 -8x+16 2)now factor this two x^3(x-2)-8(x-2) 3)you will get x^3-8 and x-2 4)factor x^3-8
  2. math,help,factoring

    i need help i don't know how to do the next step. factor by grouping x^3-3x^2+4x-12 so what i have so far is this =(x^3-3x^2)+(4x-12) =x(x^2-3x)+4(x-3) from here i don't know... and then this one is driving me insane this next one... …
  3. math,correction

    Can someone correct these for me plz... Problem#6 Factor. x(x-5)-2(x-5) My answer is: (x-2)(x-5) Problem#7 Factor completely. x^2-x-6 My answer is: (x+2)(x-3) Problem#8 Factor completely. 35x^2+40x+5 My answer is: (7x+1)(5x+5) Problem …
  4. math,help

    how can i factor this out completly x^4+x^3-12 i know that4*-3=-12 but how can i get that middle term x^2*x^2=x^4 first you cannot take out any GCF. so if you decide to use grouping, you can create an equivalent problem: x^4 + x^3 …
  5. FACTORING

    I can't figure out how to factor this. I know you use the technique Factor by Grouping. But can someone explain to me how to factor this problem by using factor by grouping technique. Problem: 30x^3 + 18x^2 - 5x - 3. Thanks so much:) …
  6. factor

    can someone please explain to me how to factor by grouping!
  7. factor the trinomial by grouping

    15x^3-9x^2-6x Can someone please show me how to factor completely.. trying to learn how to do factoring
  8. algebra

    factor by grouping if possible and check 5x^3+4x^2-10x-8
  9. Algebra 1 Answer Evaluation

    Factor. 1. 30y^3 - 50y A: 10y(3y - 5y) 2. Factor a^2 - 5a^2 + 2a -10 by grouping. A: ?
  10. Algebra 1-Factor by Grouping Help!

    Factor. Use factoring by grouping even though it would seem reasonable to first combine like terms 3u^2-7-21u+49 Would be the same procedure as factoring polynomial?

More Similar Questions