Question

a 2 - b 2 is the product of (a) (a+ b) (a- b) (b) (a+ b) (a+ b) (c) (a-b) (a-b) (d) none of these

Answer 1

Step-by-step explanation:

1. (2)×(2+2)×(2-2)×(2)×(2+2)
2. 4+4×4-4×4+4
3. 8×0×8
4. 8