Linear equations in two variables:
Slope of a line;
Point-slope form;
Slope-intercept form;
Using slope to graph a line;
The three forms for the equation of a line;
Parallel lines;
Perpendicular lines;
Applications;
Examples.
Section 1.5
Topics:
Scatter
diagrams and curve fitting:
Scatter diagrams and types
of relationships;
Finding a line of best fit;
Examples.
Section 1.6
Topics:
Quadratic
equations:
Definition;
Solving ax^2+c=0;
Solving quadratic equations
by factoring;
Completing the square;
The quadratic formula;
The discriminant;
Using quadratic models in applications;
Quadratic regression;
Examples.