Find the number of values of x for which \(\frac{x^8 - 7x^5 + 2x^4 + 2x - 1}{x^4 - 11x^3 + 25x^2 + 39x - 126}\) is undefined.
We only need worry about the x values that make the denominator = 0
This graph shows that there are three of them...
https://www.desmos.com/calculator/hy6vrddzp9
x = -2 x = 3 and x = 7
+884 
