88.6k views
0 votes
What's the inverse of y=ln(x+5) and what's the inverse of y=e^x +4

User Ibramazin
by
5.3k points

1 Answer

4 votes

Explanation:

To find the inverse of a function y = f(x), switch x and y, then solve for y.

y = ln(x + 5)

x = ln(y + 5)

eˣ = y + 5

y = eˣ − 5

y = eˣ + 4

x = eʸ + 4

x − 4 = eʸ

y = ln(x − 4)

User Adam Milward
by
6.0k points