SOLUTION: Find the zeros of the polynomial function. This is an example problem. f(x)= x^2-5x-36 another is f(x)=-x^2 +6x+27 I am unsure of how to do types of problems.

Question 877283: Find the zeros of the polynomial function. This is an example problem.
f(x)= x^2-5x-36
another is
f(x)=-x^2 +6x+27
I am unsure of how to do types of problems.
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
1) f(x)= x^2-5x-36
we are looking for values of x that make f(x) = 0, start by factoring f(x)
f(x) = (x-9)(x+4)
the zeros are x =9, -4
2) f(x) = -x^2 +6x+27
0 = -x^2 +6x+27
multiply both sides of = by -1
0 = x^2 -6x -27
0 = (x-9)(x+3)
the zeros are x = 9, -3

RELATED QUESTIONS
find all the zeros of this polynomial function... (answered by lwsshak3)

find the zeros of the polynomial function f(x) = x^3 + 4x^2 - 9x... (answered by reviewermath)

Find the zeros of the polynomial function... (answered by ewatrrr)

Find the zeros of the polynomial function. f(x)= x^3 6x^2 + 9x (answered by solver91311)

I am having trouble with this problem. Given the polynomial function f(x). find the... (answered by stanbon)

f(x)=3x^3+11x^2+5x-3 find all the zeros in this polynomial... (answered by stanbon)

F(x)= x^4-6x^3+7x^2+6x-8 .....find all the zeros of the polynomial function (answered by KMST)

Please help me with this question: Find all real zeros of the polynomial function:... (answered by lwsshak3)

I need help please. I am having terrible difficulty in solving this problem.... (answered by tommyt3rd)