Write 3x^3-21x^2+36x in factored form

Question

Mathematics

Lexie Hubbard

26 April, 14:18

Write 3x^3-21x^2+36x in factored form

+1

Answers (2)

Know the Answer?

Bradley Little · Answer 1

Factor 3x 3⁢x out of 3 x3 - 21 x2 + 36x 3⁢ x3 - 21 ⁢ x2 + 36⁢x.

3x (x2 - 7 x + 12) 3⁢x ⁢ x2 - 7 ⁢x + 12 Factor.

3x (x - 4) (x - 3)

Mikaela Byrd · Answer 2

Factor each

3x^3=3*x*x*x

21x^2=3*7*x*x

36x=2*2*3*3*x

factor out 3x

3x (x^2-7x+12)

what 2 numbers multiply to get 12 and add to get - 7?

-3 and - 4

3x (x-3) (x-4)