Question

v(t)=90-30ln(3t+1)
solve for t

Answer 1

remember the "e" undoes the "ln"

Answer 2

so far i got 3=ln(3t+1)

Answer 3

now im stuck

Answer 4

kk got it

Answer 5

thanks :)

Answer 6

"e" both sides

e^3 = e^(ln(3t+1)) ; since e cancels ln

e^3 = 3t + 1

and the rest is back to simpler stuff

Answer 7

youre welcome :)