Question

Identify which of the following equations represent functions. Select all that apply.

y = 4x + 13
x = 5
x2 + y2 = 16
y2 = x - 6
y = 3x2 - x - 1

Answer 1

y=4x+13

y=3x2-x-1

Explanation:

the two are only functions given in the option