Question

Someone Please Help Asap!! Thank You So Much!!

Answer 1

2. $\frac{4^3-2^2}{ \sqrt{81} - \sqrt{16}}$
 = $\frac{64-4}{9-4}$
 = $\frac{60}{5}$
 = 12
'B. 12' is the answer to question 2.

3. The answer to this question is 'B. No, because -1(-1) = 1'