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If 7 Delta 6 = 84, 1 Delta 4 = 8 and 2 D...

If `7 Delta 6 = 84, 1 Delta 4 = 8 and 2 Delta 3 = 12`, then find the value of `8 Delta 4 =` ?

A

64

B

36

C

12

D

40

Text Solution

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The correct Answer is:
A
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