If x # y = xy + x + y, what is 5#4 - 1#2?

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x # y = xy + x + y ആയാൽ 5#4 - 1#2 എത്ര?

A34

B24

C25

D18

Answer:

B. 24

Read Explanation:

5#4 = 20 + 5 + 4 = 29 1 # 2 = 2 + 1 + 3 = 5 5#4 - 1#2 = 29 - 5 = 24

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