Question

10^2y=25
Find y.......

Answer 1

10^2y=25 ,y=!
(10^y)^2=5^2
(10^y)=5
(10^y)^-1=(5)^-1
(10)^-y=(5)^-1=1/5

Answer 2

[0010001111]... Hello User... [1001010101]
Here's your answer...

10^2y = 25

Taking logarithm...

$log_{10}(25) = 2y$

2y = log 5²
2y = 2 log 5
y = log 5
y ≈ 0.699

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