The value of m for which 172-2-1/31/4=7m, is(a) -13(b) 14(c) −3(d) 2

1.	The value of m for which 172-2-1/31/4=7m, is(a) -13(b) 14(c) −3(d) 2
Answer» The value of m for which ${[{\{{(\frac{1}{7^{2}})}^{- 2}\}}^{- 1 / 3}]}^{1 / 4} = 7^{m},$ is (a) $- \frac{1}{3}$ (b) $\frac{1}{4}$ (c) −3 (d) 2

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