Which of the following are quadratic functions?
Check all that apply.

B and c, anything with an x^2 term is a quadratic.

Dis the solution here

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .