They are something like 4 to the power of 2. It has to be 2. The answer would be 4X4=16.
Squared means to the power 2. An wxample would be x2 = 25.
A quadratic equation.
No, if there is a sqaured variable, the equation is not linear.
An algebraic equation.
An equation for a parabola always has some type of irregular variable, usually a squared variable or higher.
It is a quadratic equation in the one variable.
Basically the fact that some variable is squared - or that one variable is multiplied with another variable.
A bivariate equation.
Multivariable equation
An equation of the second degree, meaning it contains at least one term that is squared.
squared
Multivariable equation