How do you simplify and restricted value of #(y^2-16)/(y^2+16)#?
1 Answer
Aug 27, 2017
See a solution process below:
Explanation:
We can simplify the numerator using this special case for quadratics:
Because we cannot divide by
However, because a number squared will always be non-negative (0 or positive), the
And then, adding
Therefore,