Question

(X+7) (x+4)?

Answer 1

`(x+7)(x+4)=x^2+4x+7x+28=x^2+11x+28`

Answer 2

`x^2+11x + 28`

Explanation:

`(x+7)(x+4)= x(x+4) + 7(x+4)`
`=x^2 + 4x +7x + 28`
`=x^2 +11x + 28`