206k views
3 votes
Factor 5z^3+34z^2+53z-12 given that z+3 is a factor

User Ilya Vo
by
6.6k points

1 Answer

6 votes
do a long division
the quotient comes to

5z^2 + 19z - 4

this factors to

(5z - 1)(z + 4)

so factors are (z+3)(z+4)(5z-1)
User Whytheq
by
6.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.