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

y = 2x + 5

Answer 2

A quadratic equation is of the form ax^2 + bx + c - a polynomial of the second degree. Of course any can be negative, and b or c can be 0 or 1.

Answer 3

y = 2x + 5
B.

Answer 4

Please note: fewscrewsmissing has every screw present.

Answer 5

why am I not able to give any medals?

Answer 6

Hahaha that's debatable ;)
Please note: FoolForMath is a genius of the highest order, a gentleman and a scholar.

Answer 7

Haha that's debatable to the the furthest extent possible.

Answer 8

Modesty is just one of his many good virtues ;)

Answer 9

I don't know what makes zir more special, the knowledge hir share with us or the humility hir posses :)

Answer 10

B