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Question

What will be the exponents of all the prime factors of 1728? Evaluate using step diagram method.

A
Exponent of 2 is 6.
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B
Exponent of 2 is 3.
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C
Exponent of 3 is 3.
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D
Exponent of 3 is 6.
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Solution

The correct option is C Exponent of 3 is 3.
By finding all the factors of 1728 by step diagram method we get,


1728=2×2×2×2×2×2×3×3×3
1728=26×33
So, exponent of prime factor 2 is 6 and that of 3 is 3.

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