Is #f(x)=(-7x^3-x^2-2x+2)/(x^2+3x)# increasing or decreasing at #x=1#?
1 Answer
Feb 21, 2018
It is decreasing at
Explanation:
Whether a function
Here
and using quotient formula, we have
and
=
=
Hence
graph{(-7x^3-x^2-2x+2)/(x^2+3x) [-4.58, 5.42, -4.1, 0.9]}