Algebraic Identity 8

Q. Using $a^2-b^2=(a+b)(a-b),$ we can write ${12}^2-8^2$ = 80

1. False
2. True

Q.

Use property to evaluate $\left(6^3\right)+(-5^3)+(-1^3)$

1. 90

2. 70

3. 100

4. 80