Q. 6 C3.9( 13 Votes )

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Answer :

Given, 72n+1 ÷ 49 = 73

72n+1 = 73


72n+1 = 73


72n+1 = 73


72n+1- 2 = 73


72n – 1 = 73


By comparing powers of 7, we get


2n1 = 3


2n = 3+1


2n = 4


n =


n = 2


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