Question

5.

Which equation is represented by the graph?



y = 2x2 + 1

y = 2x2 − 1

y = 1/2x^2 + 1

y = x2 − 1

Answer 1

y = x^2 − 1

Explanation:

By the look of each graph, it looks like y = x2 − 1 is the answer.