Practice today
Ten mixed questions. Missed skills come back until they stick.
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Expressions
Like terms, the distributive property, evaluating and writing expressions
Equations
One- and two-step equations, variables on both sides, formulas, proportions
Inequalities
Solving and graphing inequalities, compound and absolute value
Linear functions
Slope, intercepts, slope-intercept and point-slope form, parallel and perpendicular lines
- Slope between two points
- Graphing a line from slope-intercept form
- Intercepts of a linear model
- Slope from standard form
- Point-slope form
- Equation of a line through two points
- Equation of a linear function from its slope and a point
- Parallel lines
- Slope of a perpendicular line
- Linear function from a table of values
- Interpreting a linear model
Systems of equations
Graphing, substitution, elimination, word problems
Functions
What a function is, notation, domain and range, graphs
Exponents and exponential functions
Exponent rules, growth and decay, sequences
Polynomials and factoring
Adding and multiplying polynomials, factoring
Quadratics
Solving by factoring, square roots, completing the square and the formula; graphs
- Solving quadratics by factoring
- Solving by square roots
- Completing the square
- Quadratic formula with irrational roots
- Discriminant and number of solutions
- Zeros of a quadratic in factored form
- Vertex of a parabola in standard form
- Key features of a parabola
- Vertex form of a quadratic
- Maximum of a quadratic model
Data
Center and spread, box plots, two-way tables, scatterplots and correlation