Question

Which expression is equivalent to , if y > 0?

A.

B.

C.

D.

Answer 1

D. 126y²

Explanation:

Answer 2

• D. 126y²

Explanation:

Given expression:

• 3
  `√(2y^3)`· 7
  `√(18y)`

Simplify:

• 21
  `\sqrt{2*18*y^(3+1)}` =
• 21
  `√(36y^4)` =
• 21(6y²) =
• 126y²

Correct choice is D