Question

$3 {}^{4} {}^{x} = 1/81$
please find the value of x
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Answer 1

Question:-

${3}^{4x} = \frac{1}{81}$

To Find:-

The value of x

Solution:-

${3}^{4x} = \frac{1}{81} \\ {3}^{4x} = { (\frac{1}{3}) }^{4} \\ {3}^{4x} = {3}^{ - 4} \\ 4x = - 4 \\ x = \frac{ - 4}{4} \\ x = - 1$

u'r done!!

Thnx✌️♥️~

Answer 2

Answer:

x = -1

Step-by-step explanation:

3^4x = 1/81

3^4x = (1/3)^4

3^4x = 3^-4

4x = -4

x = -4/4

x = -1