Question

The number of digits in a number is X find the possible number of digits in the square of that number.
Explain step by step.

FYI, This question was given in S.A. 1 government question paper... So it may of course have a particular answer..​

Answer 1

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2n-1or 2n formula

eg:-2²=4(2n-1)

=>6²=36(2n)

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Answer 2

Answer

2n-1or 2n formula

eg:-2²=4(2n-1)

=>6²=36(2n)