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If 5#5 = -25, -4#-3 = -12 and 3#-3 = -9,...

If 5#5 = -25, -4#-3 = -12 and 3#-3 = -9, then find the value of 4#5 = ?

A

49

B

-56

C

-17

D

-20

Text Solution

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The correct Answer is:
D
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