Question 38590
All values of x that make the denominator zero must be excluded.
x-3/(4x-5)(x+1)
If either (4x - 5) or (x+1) is zero, the fraction becomes infinitely large.
4x - 5 = 0
4x = 5
x = 5/4
x + 1 = 0
x = -1
So, the values of x = 5/4 and x = -1 are excluded