Where the highest exponent of the variable usually x is a square 2. If ax 2 is not present the function will be linear and not quadratic. Quadratic kwo-drat ik Relating to a mathematical expression containing a term of the second degree such as x 2 2 A quadratic equation is an equation having the general form ax 2 bx c 0 where a b and c are constants The quadratic formula is x -b b 2 - 4ac2a.
In algebra a quadratic equation from the Latin quadratus for square is any equation that can be rearranged in standard form as ax²bxc0 where x represents an unknown and a b and c represent known numbers where a 0.
But not x3 etc. Its general form is ax 2 bx c 0 where x is the variable and a b and c are constants a 0. X 02 or 1. Where the highest exponent of the variable usually x is a square 2.