Question

Which equation is NOT a quadratic equation?
A. y = x2 + 6x - 5
B. y = 2x + 5
C. y = 2x2 + 5
D. y = 4x2

Answer 1

Can you define what a quadratic equation is?

Answer 2

Quadratic equation has x^2. You need to write it this way instead of x2.

Answer 3

Yes, it is An equation in which one or more of the terms is squared but raised to no higher power

Answer 4

Yes, exponents are depicted with a 'carrot'

Answer 5

Well then, which equation has no 'squared' terms?

Answer 6

B..

Answer 7

Correct! Good job.