so
notice that
so
Hello, yoman360!
This has nothing to do with derivatives . . .
By inspection, we see that: .If . find
Therefore: .
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
If we must find the inverse function first . . .
We have: .
Switch varoables: .
Solve for
Quadratic Formula: .
Hence: .
Therefore: .
. . . . .