Question

Expand and simplify
(x+2)(x-6)

Answer 1

Do the rainbow method
x^2 - 6x + 2x - 12
Now simplify
x^2 - 4x - 12
The answer is x^2-4x-12

Answer 2

`→(x + 2)(x - 6) \\ = {x}^(2)- 6x + 2x - 12 \\ = \boxed{{x}^(2) - 4x - 12}`

(x²-4x-12) is the right answer.