Dictionary A B C D E F G H I J K L M N O P Q R S T U V W X Y Z quadrant The four parts of a grid divided by the axes. Each of these quadrants have a number designation: First quadrant - contains all the points with positive x and positive y coordinates. Second quadrant - contains all the points with negative x and positive y coordinates. Third quadrant - contains all the points with negative x and negative y coordinates. Fourth quadrant - contains all the points with positive x and negative y coordinates. quadratic function A function of the form f(x) = ax2 + bx + c where a is not equal to zero (in which case the function turns into a linear function). quadrilateral A polygon that has four sides (cfQuadrilateral Discussion). quotient When performing division, the number of times one value can be multiplied to reach the other value represents the quotient. For example, when dividing 7 by 3, 3 can be multiplied twice, making 6, and the remainder is 1, so the quotient is 2 (cf What are Remainders Discussion). A B C D E F G H I J K L M N O P Q R S T U V W X Y Z