goodyear2013 wrote:

If m=9^(x−1), then in terms of m, 3^(4x−2) must be which of the following?

A) m/3

B) 9m

C) 9m^2

D) m^2/3

E) m^2/9

\(m=9^{x−1}\)

If \(x = 2 ; \ m = 9^1 = 9\)

Hence, \(3^{4x−2}\) \(= 3^4 = 81\)

Thus, in terms of \(m\), \(3^{4x−2}\) must be (C) \(9m^2\) , Answer must be (C)
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Thanks and Regards

Abhishek....

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