# How do you find the zeros of the polynomial function with equation # f(x) = 2(x-5)(x+4)^2#?

##### 1 Answer

Sep 12, 2016

#### Answer:

#### Explanation:

set the equation equal to 0 and solve for each part containing an

this is a valid approach because its multiplicative and a

we then plug this into the equation to verify that it works and retain the ones that do. In this equation they both are valid.