(5568 / 87)1/3 + (72 x 2)1/2 = (?)1/2 ? Choose the correct choice
A) 256
B) 4
C) √ 2
D) 16
E) none

Rationale: answer ? ) 1 / 2 = ( 5568 / 87 ) 1 / 3 + ( 72 x 2 ) 1 / 2 = ( 64 ) 1 / 3 + ( 144 ) 1 / 2 ∴ ? = ( 4 + 12 ) 2 = 256 correct option : a
Answer: A