Question 427374
Solve:{{{3e^(t/2)-12=0}}} (note: the unclear power is t/2)

{{{3(e^(t/2)-4)=0}}}

{{{e^(t/2)-4=0}}}

{{{e^(t/2)=4}}} Take the ln of both sides:

{{{ln(e^(t/2))=ln(4)}}}

(t/2)*ln(e)=ln(4)=> t/2=ln(4) => t=2ln(4) (note:ln(e)=1)