Question 342220
{{{2(0.1)^(X+1)=25}}}
{{{0.1^(X+1)=25/2}}}
{{{X+1=log(0.1,(25/2))}}}
{{{X=-1+log(0.1,(25/2))}}}
{{{X=-1+log((25/2))/log((0.1))}}}
{{{highlight(X=-1-log((25/2)))}}}