Question

Click on all the points that are solutions to y = x^2 - 9.

A) (0,-3)
B) (2,-5)
C) (3.-3)
D) (3,0)
E) (7,4)

Answer 1

9514 1404 393

Answer:

B) (2, -5)

D) (3, 0)

Explanation:

I find it convenient to let a graphing calculator plot the points and the graph.

The only two points on the graph of the curve are ...

(2, -5) and (3, 0)