If a#b = ab – b + b^2, then 3#8 =	Choose the most appropriate option:
A) 80	B) 8	C) 15	D) 21	E) 35

Rationale: "solution - simply substitute 3 and 8 in equation in the place of a and b respectively . 3 # 8 = 3 * 8 - 8 + 8 ^ 2 = 24 - 8 + 64 = 80 . ans a"
Answer: A