Question

2 log base 10 x+1 = log base 10 250 find x

Answer 1

2logx+1=log250

consider LHS,

log250=log(25×10)

=log25+log10

=log25 +1

comparing with RHS ie,

2logx+1=log25+1

ie,

2logx=log25

log {5}^{2} = log25

X=5

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