Question

[9.01] Identify which equation is a quadratic equation.

y = −5x − 3

y = −4x(x + 10) + 34

y + x2 = (x − 4)(x + 3)

y − 2 = (x − 2)(x2 + 1)

Answer 1

look for the equation with the x^2 term, remember that it CAN'T cancel out!

Answer 2

is it B?

Answer 3

yes.

Answer 4

thank you again!

Answer 5

:)