Question

Which is the inverse of f(x)= sq root 2x + 5 ?

Answer 1

Step-by-step explanation:

Nov 9, 2017

f'(x)=x2−5/2

Step-by-step explanation:

y=√2x+5

First, we switch the

xs and ys to get

x=√2y+5

`x^(2)`

Now, we must rearrange to make y the subject:

x2=(√2y+5)2=2y+5

x2−5=2y

y=x2−52