Question

Simplify the expression.

Answer 1

Answer:

$2c^2d\sqrt{7c}$

Step-by-step explanation:

$\sqrt{28c^5d^2}= \sqrt{2^2.7c^4d^2.c}=2c^2d\sqrt{7c}$

Answer 2

Answer:

the answer is b

Step-by-step explanation:

$\sqrt{7 \times 4 \times c^{4} \times c \times {d}^{2} } \\ 2 {c}^{2} d \sqrt{7c}$