Answer:
I would say D
Hope This Helps! Have A Nice Afternoon!!
Answer: OPTION C
Step-by-step explanation:
Remember that:
![\sqrt[n]{a^n}=a](https://tex.z-dn.net/?f=%5Csqrt%5Bn%5D%7Ba%5En%7D%3Da)
And the Product of powers property establishes that:

Rewrite the expression:

Descompose 18 and 32 into their prime factors:

Substitute into the expression, then:

Finally,simplifying, you get:

Answer:
D. 720cm squared is the answer
Answer:
(21)+(6) is an equivalent expression
Step-by-step explanation:
(7x3)2(x3)
(21)+(6)