If #r(x) = 2-x^2# and #w(x) = x-2#, what is the range of #(W*r)(x)#?
1 Answer
Jun 25, 2018
Explanation:
This is a polynomial so it has domain
To find the range, we observe what happens as
For polynomials we only need to look at the leading coefficient and the degree of the polynomial. In this case:
as
as
The range of