Ask your own question, for FREE!
Mathematics 12 Online
OpenStudy (anonymous):

Identify which equation is a quadratic equation. A. y = 3x(x + 8) − 15 B. y = −2x − 9 C. y + x2 = (x − 5)(x + 6) D. y − 8 = (x − 8)(x2 + 5)

OpenStudy (bahrom7893):

first one is

OpenStudy (anonymous):

A

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!