how do i solve 4ln1t2 what are the stepsSolution4ln1t2 raise

Solution

4=ln(1+t^2)
raise both sides by e
e^4=e^(ln(1+t^2))
remember e^(ln(A))=A, thus we have
e^4=1+t^2
then
t^2=e^4-1
so
t=±sqrt(e^4-1)

or

t±7.32107574