Which of the following points are NOT on the graph of y = x^2 - 1?

A. (0, -1)
B. (1, 0)
C. (-1, 0)
D. (0, 0)

3 answers

well, did you actually try the values to see which are or are not?

(0,-1): -1 = 0^2-1? yes
now you try the others and we can check your answers.
it is D
Yes