If a#b = ab – b + b^2, then 3#8 =	Choose the correct option:
A) 80
B) 8
C) 15
D) 21
E) 35
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= 
<gadget id="calculator">24 - 8 + 64</gadget>
<output>80</output>
80. 80NS 80
<result>A</result>
If a#b = ab – b + b^2, then 3#8 =