Question

2) Use the fomulo and solve. (4+8) (4-8)​

Answer 1

Answer:

(4+8) (4-8)

=12×-4

= -48

Answer 2

Answer:

(a+b)(a-b) = a2 + b2

(4+8)(4-8) = (4)2 + (8)2

= 16 + 64

= 80