Question
The one-to-one functions g and h are defined as follows. g(x)=2x+13 h= (-5,4),(-1,1),(0,3),(3,-4) Find the following. g^-1(x)= square (g^-1cdot g)(-8)= square h^-1(3)= square
Solution
4
(253 Votes)
Paisley
Professional ยท Tutor for 6 years
Answer
###
###
###
Explanation
## Step 1: Find the inverse of
### To find the inverse of
, swap
and
, then solve for
. Start with
, rewrite as
, and isolate
:
Thus,
.## Step 2: Evaluate
### Substitute
into
first:
Then substitute
into
:
Thus,
.## Step 3: Find
### The inverse of
swaps the input and output values. From
, the inverse is:
Find
by locating where
is the input in
: