Monday 12 August 2024

LOGARITHMS J1

Find x if Logx625 = 1/2

 

solution

 

Logx625 = 1/2

 

625 = x1/2 .

 

251/2 = x1/2 . [since 625 = 251/2 in exponential form]

 

25 = x . [like powers cancels out]

 

So, x = 25

 

Hence x = 25

 

 

TRY THIS..................

 

 

Find y if Logy121 = 1/2

 


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