197k views
3 votes
Find the zeros of x3 +2X^2-23x-60

Find the zeros of x3 +2X^2-23x-60-example-1

1 Answer

6 votes
Hello,

P(x)=x^3+2x²-23x-60
P(-4)=(-4)^3+2*(-4)²-23*(-4)-60=0
P(-3)=(-3)^4+2*(-3)²-23*(-3)-60=0
P(5)=5^3+2*5²-23*5-60=0
Zeros are -4,-3,5


User Bossi
by
6.9k points