Which of the following equations is an example of a quadratic equation?

y = x - 5

y = x 2 - 5

y = |6x|

y = 9

Question

Aylin

5 July, 19:07

+2

Answers (2)

Know the Answer?

Muffy · Answer 1

y = x^2 - 5.

Step-by-step explanation:

A quadratic equations has a squared variable (like x^2) as its highest degree.

So it is y = x^2 - 5.

Darion Barker · Answer 2

y^2-5. In the quadratic formula there is always an exponent.

Which of the following equations is an example of a quadratic equation?y = x - 5y = x 2 - 5y = |6x|y = 9