Question

expand and simplify (x-6)(x+2)
im really struggling

Answer 1

Answer:

x²-4x-12

is the correct answer

Answer 2

Identity - (a-b) (a+b)

(x-6)(x+2) =

Multiply everything in the right hand brackets by everything in the left one.

x

(

x

+

2

)

ddd

−

6

(

x

+

2

)

←

Notice the minus follows the 6

x

2

.d

+

2

x

ddd

−

6

x



−

12

x

2

dddd

−

4

x

ddd.

−

12