Respuesta :

Snuffs
to find y int. plug in 0 for x and get

y = 0^2 - 2(0) - 3 = 3

to find x int. factor:
(x - 3)(x + 1)

the x ints are the numbers that will make 0 in the parenthesis.
So 3 (because 3 - 3 is 0) and -1 (because -1 + 1 is 0) are the x intercepts.
Q&A Education