Question

Select all of the following that are quadratic equations.

(MULTIPLE CHOICE)

A). 3 x² + 5 x - 7 = 0

B). 5 x² + 15 x = 0

C). 2 x - 1 = 0

D). x² - 4 x = 4 x + 7

E). 6 x - 1 = 4 x + 7

F). x³ - 2 x² + 1 = 0

Answer 1

A B D F

Explanation:

quadratic equation normally comes with squares