What will be tested in ACT Math?
1. Pre-Algebra
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Basic operations using whole numbers, fractions, decimals, and integers
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Scientific notation
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Square roots
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Ratio, proportion, and percent
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Linear equations
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Ordering numbers by value
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Simple probability
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Simple descriptive statistics
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Data collection, representation, and interpretation
2. Elementary Algebra
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Substitution method for evaluating algebraic expressions
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Expressing functional relationships using variables
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Understanding algebraic operations
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Quadratic equations (with and without factoring)
3. Intermediate Algebra
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Quadratic formula
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Absolute value equations
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Inequalities
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Quadratic inequalities
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Rational and radical expressions
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Systems of equations
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Modeling
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Matrices
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Complex numbers
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Polynomial roots
4. Coordinate Geometry
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Slope
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Parallel and perpendicular lines
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Midpoints
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Graphing (in the context of equations and graphs)
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Distance
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Conics
5. Plane Geometry
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Properties of plane figures
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Properties of circles, triangles, rectangles, trapezoids, and parallelograms
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Proving basics and techniques
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Volume
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Three-dimensional measurements
6. Trigonometry
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Trigonometric identities
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Trigonometric functions (values and properties)
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Graphing trigonometric functions
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Modeling using trigonometric functions
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Solving trigonometric equations
7. Functions

Functions (definition, notation, representation, and application)
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Linear functions
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Radical functions
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Polynomials
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Logarithmic functions
8. Integrating essential skills
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Rates
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Percentages
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Proportional relationships
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Area
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Surface area
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Volume
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Average/median