Question

if 81 x square equal 9 by 3 ka power x find the value of x
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Answer 1

Answer:   x = 2/5

Step-by-step explanation:

81)^x = 9/3^x

(3^4)^x = 3^2/3^x

3^(4x) = 3^(2-x)

4x = 2 - x

5x = 2

x = 2/5