Question

how many digits are there in the product of 2 ki power 101 and 5 ki power 99

Answer 1

According to question

(2)^101*(5)^99

or (2*5)^99*4

or (10)^99*4

The power to  10 indicates the number of its zeroes. We'll have 99 zeroes+ 4 at the beggining, so 100 digits.

Answer 2

Thank you for asking this question: here is your answer:

Here is your answer:

2^101*5^99

= 2^99*5^99*2^2  

=10^99*4

=4000 (with 99 zeros)

So that would be total of 100 digits including 4.

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