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Question

The exponent of 'c' after simplifying (3ab)2(5a2bc4)2 is


A

8

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B

8

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C

12

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D

16

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Solution

The correct option is B

8


(3ab)2(5a2bc4)2
=(9a2b2)×(25a4b2c8)
=225a6b4c8
Exponent of c = 8


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