Let’s See Who Can Crack this: 5 – 4= 23

Q.

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Let’s see who can crack this:-

5 – 4 = 23
8 – 1 = 63.
6 -16 = 32
9 – 9 = 78
3 – 9 = 6
3 – 81 = ?

Explain the logic also.
all masterminds must try!!

A.

The ans is 0

solution : 3 square is 9 and 81 is the square of 9 so 9-9 =0

Logic is square of first number minus square root of second number is the answer.

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