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The Exponent of 2 in the Prime Factorisation of 144, is - Mathematics

MCQ

The exponent of 2 in the prime factorisation of 144, is

Options

  • 4

  • 5

  • 6

  • 3

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Solution

Using the factor tree for prime factorization, we have:

Therefore,

`144 =2xx2xx2xx2xx3xx3`

`144=2^4xx3^2`

Thus, the exponent of 2 in 144 is 4.

Hence the correct choice is (a).

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APPEARS IN

RD Sharma Class 10 Maths
Chapter 1 Real Numbers
Q 1 | Page 59
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