OpenStudy (anonymous):

Tell whether the table values represent linear, exponential, or quadratic function. x: -3 -2 -1 0 1 2 y: 18 8 2 0 2 8

5 years ago
OpenStudy (ash2326):

We could see that when x=-3 y=18 I'll guess that it's a square function maybe of the form $\large y=cx^2$ could you find c?

5 years ago
OpenStudy (ash2326):

@SSingh019

5 years ago
OpenStudy (anonymous):

c = 2

5 years ago
OpenStudy (ash2326):

good, so $y=2x^2$ so what do you think is the answer

5 years ago
OpenStudy (anonymous):