PLEASE HELP THIS IS MY LAST QUESTION AND I CAN'T SAVE THE TEST! What expression is equivalent to 3 square root of 2y^3 times 7 square root of 18y, if y > 0?

A. 21y√20y

B. 21y²√6y

C. 63y√2y

D. 126y²

Aci is desired for the true average stray-load loss μ (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm. assume that stray-load loss is normally distributed with σ = 2.3. (round your answers to two decimal places.)