mathinschool.com
numbers and algebraic expressions
logic, sets, intervals
absolute value
function and its properties
linear function
quadratic function
polynomials
rational function
exponential function
logarithm
number sequences
limits of sequences and functions
derivative and integral of functions
trigonometry
plane geometry
analytic geometry
solid geometry
combinatorics
probability
elements of statistics
kropki game

Linear function (Point-Slope form). Equation of a line that passes through two points. Parallel and perpendicular lines. Linear equation with one, infinite or zero solutions. Solving system of equations by substitution. Solving system of equations by elimination. Solving system of equations using determinants. System of linear equations with one, infinite or zero solutions.