If 42 x -1-32- then x isA- None of theseB- -5 - 4C- 4 - 5D- -3 - 4E- 3 - 5

The correct option is B 5/4 [ 4^2x = 1/32⇒( 2^2)^2x = 1/2^5; ⇒2^4x = 2^ 5⇒ 4x = 5 ⇒ x = 5/4. ] ...

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Combination

If 42 x =1/32...

Question

If $4^{2 x} = \frac{1}{32}, t h e n x i s$

-5/4

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4/5

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-3/4

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3/5

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None of these

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