Question

If AB = 161, then write A-1 in terms of B.

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Answer 1

Step-by-step explanation:

161= 161×1= 23×7

if we take A=161 the B =1

si A-1= 160B

if we take A= 23

A-1= 22= 7B+1

hope it helps

Answer 2

Answer:

hope it will be helpful...