 in a quadratic function tells you the y-intercept of that function. This video explains how that stays the same no matter the value of 

The coefficient c in a quadratic function tells you the y-intercept of that function. This video explains how that stays the same no matter the value of a or b. 

A number is divisible by another number if the answer does not have a remainder. Or, said another way, if the divisor is a factor of the dividend.

The remainder is what you’re left with when dividing one whole number by another

Long division is a method you can use to divide numbers by hand

Quadratic Functions

What Is the Role of the Coefficient c in a Quadratic Function?