(5x - 2) * (x + 2) ​

Question

`(5x - 2) * (x + 2)`
​

Answer 1

5x^2 +8x-4

Explanation:

(5x - 2) * (x + 2)

We can FOIL

first: 5x*x = 5x^2

outer : 2*5x = 10x

inner: -2x

last : -2*2 = -4

Add these together

5x^2 +10x-2x-4

5x^2 +8x-4