Question

√9 × √16

a. 13 b. 10 c. 12 d. 11​

Answer 1

root 9 = 3

root 16 = 4

3 × 4 = 12

(C)

Answer 2

Answer:

$\sqrt{9} \times \sqrt{16} \\ = \sqrt{3 \times 3} \times \sqrt{4 \times 4} \\ = 3 \times 4 \\ = 12$

Answer is c.12