Question 997659

{{{(1/4)^x=14}}}........use log

{{{log((1/4)^x)=log(14)}}}

{{{x*log((1/4))=log(2*7)}}}

{{{x*(log((1)-log(4)))=log(2)+log(7)}}}

{{{x*(0-log(4))=log(2)+log(7)}}}

{{{x=(log(2)+log(7))/(-2log(2))}}}

{{{x=-(log(2)+log(7))/(2log(2))}}}

{{{x = -1.90}}}