Question

What is the approximate solution of e2x−3 = 7?

Answer 1

E2x-3=7  (multiply by ln e on both sides)
ln e of e=1
>>> 2x-3=ln 7
         x=(ln 7 + 3)/2
         x=2.47   (to 3 s.f)

Answer 2

The approximate solution is .69314718