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If a*b = a+3b-5 and a aob=2a-b, AA a,b i...

If a*b = a+3b-5 and a `aob=2a-b, AA a,b in z` then `(2*3) 0 5=`

A

2

B

3

C

`-7`

D

7

Text Solution

Verified by Experts

The correct Answer is:
D
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