Question

y(y + 4)(y - 6) = 0 is a quadratic equation.

A) True
B) False

Answer 1

no. the degree of this equation is 3 . so it isn't a quadratic equation.
B)False

Answer 2

quadratic equations are always in the form of \[ax^2+bx+c \] and it will always be that format. There is no such thing as a third power cube equation

Answer 3

you can also expand (y+4)(y-6) using the FOIL method and distribute the y afterwards...:)