How do you find the domain and range of #root5(-4-7x)#?
1 Answer
Jun 21, 2018
See below
Explanation:
This is an odd number root, so negative values for the radicand are allowed. Therefore domain is:
or
For the range we observe what happens as x goes to
as:
as:
Therefore the range is:
or
The graph of
graph{y=root(5)(-4-7x) [-10, 10, -5, 5]}