Question

Identify which equation is a quadratic equation.

A. y = −5x − 3
B. y = −4x(x + 10) + 34
C. y + x2 = (x − 4)(x + 3)
D. y − 2 = (x − 2)(x2 + 1)

Answer 1

B. y = −4x(x + 10) + 34
as its degree is 2