Which one of these equations represents a quadratic function?
Responses
y=3x
y is equal to 3 x
y=3x2+2
y is equal to 3 x squared plus 2
y=3x+2
y is equal to 3 x plus 2
y=3x3+2
1 answer
None of these equations represents a quadratic function. A quadratic function is in the form of y=ax^2+bx+c, where a, b, and c are constants.