If 42 x -1-32- then x isA- 4 - 5B- -3 - 4C- 3 - 5D- -5 - 4

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

You visited us 3 times! Enjoying our articles? Unlock Full Access!

Powers with Positive and Negative Exponents

If 42 x =1/32...

Question

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

-5/4

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

4/5

No worries! We‘ve got your back. Try BYJU‘S free classes today!

-3/4

No worries! We‘ve got your back. Try BYJU‘S free classes today!

3/5

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

Suggest Corrections

Similar questions

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

If cos A - 3 sinA = -1 and A is an acute angle; then the value of sin A is?

c o s A = \frac{4}{5}

\frac{3}{5}

\frac{3}{4}

\frac{4}{3}

\frac{5}{3}

$I f c o s^{4} A - s i n^{4} A = \frac{3}{5}, t h e n 2 c o s^{2} A - 1 = ?$

Join BYJU'S Learning Program