Algebra 1
Algebra 1 is the first formal algebra course, introducing variables, equations, and functions. Students learn to solve linear equations and inequalities, graph lines, work with systems of equations, factor polynomials, and solve quadratic equations. This page collects every Algebra 1 term on Mathwords organized by topic.
Function notation, domain, range, types of functions, and function operations
Polynomial operations, factoring, synthetic division, and polynomial theorems
Slope, linear equations, systems of equations, and graphing lines
Types of numbers: integers, rationals, reals, primes, composites, and number classification systems
Exponential functions, logarithms, growth/decay, and their properties
Quadratic formula, factoring quadratics, discriminant, vertex form, and parabolas
Basic arithmetic operations, exponents, powers, roots, and order of operations
Combinations, permutations, probability rules, and counting principles
Fractions, decimals, mixed numbers, and operations with fractions
Mean, median, mode, standard deviation, variance, and measures of spread
Absolute value definition, equations, inequalities, and rules
Coordinate plane, distance formula, midpoint, analytic geometry, and coordinate systems
Inequalities, compound inequalities, absolute value inequalities, interval notation, and complex numbers
Descriptive statistics, data visualization, distributions, and sampling
Probability rules, conditional probability, Bayes theorem, and probability calculations
Radicals, radical equations, rational expressions, and rationalizing
Amplitude, period, phase shift, sinusoids, and graphing trig functions
Limits, one-sided limits, continuity, intermediate value theorem, and theorems
Linear regression, correlation, least squares, and data relationships
Factors, multiples, GCF, LCM, prime factorization, and divisibility
Direct, inverse, and joint variation; proportional relationships
Core algebra vocabulary, properties, and general mathematical concepts
Conics review, spheroids, extrema, inflection points, and advanced function analysis
Measurement, scientific notation, rounding, significant digits, and mathematical notation
Conditional statements, proof methods, logical connectives, and quantifiers
Translations, reflections, stretches, compressions, and symmetry of graphs
Sets, set operations, Venn diagrams, and set notation
Linear regression, correlation, hypothesis testing, and statistical inference
Algebraic properties, number classifications, and equivalence relations
Function analysis, advanced algebra connections, and precalculus methods
Histograms, box plots, scatter plots, and data visualization methods
Interest, annuities, present/future value, and financial formulas
Gaussian integers, modular arithmetic, transcendental numbers, and number-theoretic concepts
Partial derivatives, multivariable calculus, and advanced calculus topics
All Algebra 1 Terms A–Z (659)
- Abscissa
- Absolute Maximum
- Absolute Minimum
- Absolute Value
- Absolute Value Equation
- Absolute Value Function
- Absolute Value Inequality
- Absolute Value of a Complex Number
- Absolute Value Rules
- Acceleration
- Accuracy
- Addition Rule
- Additive Inverse of a Number
- Additive Property of Equality
- Affine Transformation
- Aleph Null
- Algebra
- Algebraic Numbers
- Algorithm
- Amortization
- Amplitude
- Analytic Geometry
- Analytic Methods
- Angle of Inclination of a Line
- Annuity
- Antipodal Points
- Argument of a Complex Number
- Argument of a Function
- Arithmetic
- Arithmetic Mean
- Associative
- Asymptote
- Average
- Average Rate of Change
- Axes
- Axiom
- Axis of Symmetry
- Axis of Symmetry of a Parabola
- Back-Substitution
- Bar Graph
- Base in an Exponential Expression
- Bayes' Theorem
- Bernoulli Trials
- Biconditional
- Big O Notation
- Binary / Base 2
- Binomial
- Binomial Coefficients
- Binomial Coefficients in Pascal's Triangle
- Binomial Probability Formula
- Binomial Theorem
- Bivariate Data
- Boolean Logic
- Bounded Function
- Box-and-Whisker Plot
- Boxplot
- Braces
- Brackets
- Calculus
- Cardinal Numbers
- Cardinality
- Cartesian Coordinates
- Cartesian Form
- Categorical Data
- Ceiling Function
- Change of Base Formula
- Chi-Square Test
- Cis
- Closed Interval
- Coefficient
- Coefficient of Determination (R²)
- Combination
- Combination Formula
- Combinatorics
- Common Logarithm
- Commutative
- Complement of a Set
- Complement of an Event
- Completing the Square
- Complex Conjugate
- Complex Number Formulas
- Complex Numbers
- Complex Plane
- Composite
- Composite Number
- Composition
- Compound Fraction
- Compound Inequality
- Compound Interest
- Compression
- Compression of a Graph
- Compute
- Concave Down
- Concave Up
- Conclusion
- Conditional
- Conditional Equation
- Conditional Inequality
- Conditional Probability
- Confidence Interval
- Conjecture
- Conjugate Pair Theorem
- Conjugates
- Conjunction
- Consistent System of Equations
- Constant
- Constant Function
- Constant of Proportionality
- Constant Polynomial
- Constant Term
- Continuous
- Continuous Function
- Continuously Compounded Interest
- Contrapositive
- Converse
- Coordinate Grid
- Coordinate Plane
- Coordinates
- Corollary
- Correlation
- Correlation Coefficient
- Correlation vs. Causation
- Cost Function
- Countable
- Countably Infinite
- Counterexample
- Cross Multiplication
- Cross Section
- Cube Root
- Cubic Polynomial
- Cumulative Frequency
- De Moivre’s Theorem
- Decay Factor
- Deciles
- Decimal
- Decreasing Function
- Degenerate Conic Sections
- Degree of a Polynomial
- Degree of a Term
- Denominator
- Dependent Events
- Dependent Variable
- Descartes' Rule of Signs
- Difference
- Difference of Cubes
- Difference of Squares
- Digit
- Dilation
- Dilation of a Graph
- Dimensional Analysis
- Dimensions
- Direct Variation
- Directrices of a Hyperbola
- Directrices of an Ellipse
- Directrix of a Parabola
- Discontinuity
- Discontinuous Function
- Discrete
- Discriminant of a Quadratic
- Disjoint Sets
- Disjunction
- Distance Formula
- Distance from a Point to a Line
- Distinct
- Distribute
- Distributing Rules
- Distributive Property
- Divisibility Rules
- Domain
- Domain of Definition
- Dot Plot
- Double Root
- Doubling Time
- e
- Eccentricity
- Element of a Set
- Ellipsoid
- Empirical Rule (68-95-99.7 Rule)
- Empty Set
- End Behavior
- Equation
- Equation of a Line
- Equation vs. Expression
- Equivalence Properties of Equality
- Equivalence Relation
- Equivalent Systems of Equations
- Essential Discontinuity
- Euclidean Distance
- Euler's Formula
- Evaluate
- Even Function
- Even Number
- Event
- Exclusive
- Exclusive or
- Existential Quantifier
- Expected Value
- Experiment
- Experimental Probability
- Explicit Formula of a Sequence
- Explicit Function
- Exponent
- Exponent Rules
- Exponential Decay
- Exponential Equation
- Exponential Function
- Exponential Growth
- Exponential Regression
- Exponentiation
- Expression
- Extraneous Solution
- Extrapolation
- Extrema
- Extreme Value Theorem
- Extreme Values of a Polynomial
- Extremum
- Factor of a Polynomial
- Factor of an Integer
- Factor Theorem
- Factor Tree
- Factored Form
- Factorial
- Factoring Rules
- Finite
- First Quartile
- Five Number Summary
- Floor Function
- Focal Radius
- Foci of a Hyperbola
- Foci of an Ellipse
- Focus of a Parabola
- FOIL Method
- Formula
- Fraction
- Fraction Rules
- Frequency of a Periodic Function
- Frequency of Periodic Motion
- Frequency Table
- Function
- Function Notation
- Function Operations
- Fundamental Counting Principle
- Fundamental Theorem of Algebra
- Fundamental Theorem of Arithmetic
- Future Value
- Gaussian Integer
- Graph of an Equation or Inequality
- Graph Theory
- Graphic Methods
- Gravity
- Greatest Common Factor
- Greatest Lower Bound of a Set
- Greek Alphabet
- Growth Factor
- Half-Life
- Half-Open/Half-Closed Interval
- Hexadecimal
- Histogram
- Hole (in a Graph)
- Homogeneous System of Equations
- Horizontal Asymptote
- Horizontal Line Equation
- Horizontal Line Test
- Horizontal Reflection
- Horizontal Shift
- Horizontal Shrink
- Horizontal Stretch
- Hyperbolic Trigonometry
- Hypothesis
- Identity
- Identity Function
- Identity of an Operation
- Identity Property of Addition
- Identity Property of Multiplication
- if and only if
- Imaginary Numbers
- Imaginary Part
- Implicit Form
- Implicit Function or Relation
- Impossible Event
- Improper Fraction
- Improper Rational Expression
- Inclusive
- Inclusive or
- Inconsistent System of Equations
- Increasing Function
- Independent Events
- Independent Variable
- Induction
- Inequality
- Inequality Rules
- Infinite
- Infinite Limit
- Inflection Point
- Integers
- Interest
- Intermediate Value Theorem
- Interpolation
- Interquartile Range
- Intersection
- Interval
- Interval Notation
- Inverse
- Inverse Function
- Inverse of a Conditional
- Inverse Operations
- Inverse Variation
- Irrational Numbers
- Iterative Process
- Joint Variation
- Latus Rectum
- Law of Large Numbers
- Leading Coefficient
- Leading Coefficient Test
- Leading Term
- Least Common Denominator
- Least Common Multiple
- Least Upper Bound of a Set
- Least-Squares Regression Equation
- Least-Squares Regression Line
- Lemma
- Like Terms
- Limit from the Left
- Limit from the Right
- Line of Best Fit
- Linear
- Linear Combination
- Linear Equation
- Linear Factorization
- Linear Fit
- Linear Inequality
- Linear Polynomial
- Linear Programming
- Linear Regression
- Linear System of Equations
- Literal Equation
- Local Behavior
- Locus
- Logarithm
- Logarithm Rules
- Logarithmic Equation
- Logical Equivalence
- Logistic Growth
- Margin of Error
- Mathematical Model
- Maximize
- Maximum of a Function
- Mean
- Mean Absolute Deviation (MAD)
- Measurement
- Median of a Set of Numbers
- Member of an Equation
- Midpoint
- Midpoint Formula
- Minimize
- Minimum of a Function
- Mixed Number
- Mode
- Model
- Modular Arithmetic
- Modular Equivalence
- Modular Equivalence Rules
- Modulo n
- Modus Ponens
- Modus Tolens
- Monomial
- Multiplication Rule
- Multiplicative Inverse of a Number
- Multiplicative Property of Equality
- Multiplicity
- Multivariable
- Mutually Exclusive
- n Dimensions
- Natural Logarithm
- Natural Numbers
- Negation
- Negative Direction
- Negative Exponents
- Negative Number
- Negative Reciprocal
- Negatively Associated Data
- Nonnegative
- Nonreal Numbers
- Nontrivial
- Nonzero
- Normal Distribution
- nth Root
- Null Hypothesis
- Number Line
- Numerator
- Oblate Spheroid
- Oblique
- Oblique Asymptote
- Octants
- Odd Function
- Odd Number
- Odds
- Odds Against
- Odds in Favor
- Odds in Gambling
- One Dimension
- One-Sided Limit
- One-to-One Function
- Open Interval
- Order of Operations (PEMDAS)
- Ordinal Numbers
- Ordinate
- Origin
- Outcome
- Outlier
- Outlier Rule (1.5 x IQR)
- Overdetermined System of Equations
- p-value
- Paired Data
- Parabola
- Parallel Slopes
- Parameter (Statistics)
- Parent Functions
- Parentheses
- Partial Derivative
- Partial Differential Equation
- Partial Fractions
- Partition of a Positive Integer
- Partition of a Set
- Per Annum
- Percent / Percentage
- Percent Change
- Percent Error
- Percentile
- Perfect Number
- Perfect Square
- Perfect Square Trinomial
- Period of a Periodic Function
- Period of Periodic Motion
- Periodic Function
- Periodic Motion
- Permutation
- Permutation Formula
- Perpendicular Slopes
- Phase Shift
- Pi
- Piecewise Continuous Function
- Piecewise Function
- Piecewise Linear Function
- Pinching Theorem
- Place Value
- Point of Division Formula
- Point of Symmetry
- Point-Slope Equation of a Line
- Polar Form of a Complex Number
- Polynomial
- Polynomial Facts
- Polynomial Function
- Polynomial Inequality
- Polynomial Long Division
- Population
- Positive Direction
- Positive Number
- Positively Associated Data
- Postulate
- Power
- Precision
- Present Value
- Prime Factorization
- Prime Number
- Principal
- Probability
- Probability Distribution
- Product
- Projectile Motion Formula
- Prolate Spheroid
- Proof by Contradiction
- Proper Fraction
- Proper Rational Expression
- Proper Subset
- Properties of Equality
- Proportion
- Proportional
- QED
- Quadrants
- Quadratic
- Quadratic Equation
- Quadratic Formula
- Quadratic Function
- Quadratic Polynomial
- Quadratic Regression
- Quadruple
- Quantitative Data
- Quartic Polynomial
- Quartiles
- Quintic Polynomial
- Quintiles
- Quintuple
- Quotient
- Radical
- Radical Equation
- Radical Rules
- Radicand
- Random Sample
- Random Variable
- Range
- Rate of Change
- Ratio
- Rational Equation
- Rational Exponents
- Rational Expression
- Rational Function
- Rational Inequality
- Rational Numbers
- Rational Root Theorem
- Rationalizing the Denominator
- Real Numbers
- Real Part
- Recursion
- Recursive Formula
- Reduce a Fraction
- Reflection
- Reflexive Property of Equality
- Regression
- Regression Equation
- Relation
- Relative Frequency
- Relative Maximum
- Relative Minimum
- Relatively Prime
- Remainder
- Remainder Theorem
- Removable Discontinuity
- Residual
- Residual Plot
- Restricted Domain
- Restricted Function
- Rigid Transformation
- Root
- Root Mean Square
- Root of a Number
- Rounding a Number
- RPM
- Sample Space
- Sampling
- Sampling Bias
- Satisfy
- Scatterplot
- Scientific Notation
- Set
- Set Braces
- Set Subtraction
- Set-Builder Notation
- Shift
- Sigmoid Function
- Significance Level (Alpha)
- Significant Digits
- Simple Harmonic Motion
- Simple Interest
- Simplify
- Simultaneous Equations
- Sinusoid
- Slope Formula
- Slope of a Line
- Slope-Intercept Equation of a Line
- Solution
- Solve
- Solve Analytically
- Solve Graphically
- Speed
- Spheroid
- Square Root
- Square Root Rules
- Square System of Equations
- Standard Deviation
- Standard Form for the Equation of a Line
- Standard Form of a Quadratic
- Standard Position
- Statistic
- Stemplot
- Step Function
- Strict Inequality
- Subset
- Sum
- Sum of Cubes
- Superset
- Surd
- Sure Event
- Symmetric
- Symmetric Property of Equality
- Symmetric with Respect to the Origin
- Symmetric with Respect to the x-axis
- Symmetric with Respect to the y-axis
- Synthetic Division
- Synthetic Substitution
- System of Inequalities
- Term
- The Imaginary Number i
- Theorem
- Theoretical Probability
- Third Quartile
- Three Dimensional Coordinates
- Time Series
- Transcendental Numbers
- Transformations
- Transitive Property of Equality
- Transitive Property of Inequalities
- Translation (Geometry)
- Tree Diagram
- Triangle Inequality with Absolute Value
- Trichotomy
- Trinomial
- Triple
- Triple Root
- Trivial
- Truncating a Number
- Truth Table
- Twin Primes
- Two Dimensions
- Two Intercept Form for the Equation of a Line
- Two-Way Table
- Type I Error
- Type II Error
- Uncountable
- Undefined Slope
- Underdetermined System of Equations
- Uniform
- Union
- Unit Rate
- Univariate Data
- Universal Quantifier
- Variable
- Variance
- Velocity
- Venn Diagrams
- Verify a Solution
- Vertex Form
- Vertex of a Parabola
- Vertical Asymptote
- Vertical Line Equation
- Vertical Line Test
- Vertical Reflection
- Vertical Shift
- Vertical Shrink
- Vertical Stretch
- Vinculum
- Wavelength
- Weighted Average
- Weighted Mean
- Whole Numbers
- x-axis
- x-intercept
- x-y Plane
- x-z Plane
- y-axis
- y-intercept
- y-z Plane
- z-intercept
- Z-Score
- Zero
- Zero of a Function
- Zero Product Property
- Zero Property of Multiplication
- Zero Slope
