1.

Solve for x:log_(b)(x+5)=log_(b)x+log_(b)5.

Answer»

Solution :`log_(b)X+log_(b)5=log_(b)(5x)`
THEREFORE, `LOG(x+5)=log(5x)`, which is true only when :
`x+5=5x`
`5=4x`
`x=(5)/(4)`


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