Question

Which of the following is a quadratic function?

A y = (x+2)(2x - 3)
B. y = 3(x-4)
C y=1/x^2
D. y=x(x-4)(x+3)

Answer 1

Answer:A is a quadratic function

Explanation:

A quadratic function is one of the form f(x) = ax2 + bx + c, where a, b, and c are numbers with a not equal to zero. If you solve the function, y= 2x^2+x-6.