Question

Find the zeros for the polynomial function and give the multiplication
F(x)=x^3+2x^2-9x-18

Answer 1

-2,-3, 3

Explanation:

sorry table is a littel messed up

Graph the cubic using its end behavior and a few selected points.

Falls to the left and rises to the right

x

y

−

2

0

−

1

−

8

0

−

18

1

−

24

2

−

20

Set equal to zero and solve for

x

. The multiplicity of a root is the number of times the root appears.

x

=

−

2

(Multiplicity of

1

)

x

=

−

3

(Multiplicity of

1

)

x

=

3

(Multiplicity of

1

)