Algebra Calculator
Comprehensive server-side CAS calculator with solve, simplify, factor, evaluate, graph, and step-by-step support.
What do you want to calculate?
Supports expressions, equations, inequalities, graphing functions, and evaluation with `@` substitutions.
Quick syntax: `+ - * / ^`, `sqrt(...)`, `abs(...)`, inequalities (`<`, `>`, `<=`, `>=`), and evaluate-at format like `2x^2+2y @ x=5, y=3`.
Examples
Includes 156 examples across solving, inequalities, factoring, graphing, and evaluation.
Solving Equations
Linear equations from one-step to multi-step forms.
Solving Inequalities
Linear inequalities and directional reasoning.
Polynomial Simplification
Expand, combine, and rewrite polynomial expressions.
Factoring
Practice quadratic and special-product factoring.
Fractions & Rational Expressions
Arithmetic and simplification with fractions and rationals.
Exponents & Roots
Power rules, radicals, and exponent transformations.
Evaluate with Substitution
Use the @ syntax for variable assignments.
Graphing Functions
Graph lines, parabolas, rational, trig, and exponential models.
Scientific Notation
Analyze high-scale and low-scale values cleanly.
Absolute Value
Solve and simplify absolute value expressions and relations.
Quadratic Equations
Solve and inspect roots across multiple quadratic forms.
Systems (Input Practice)
Enter systems syntax and experiment with representations.
Mixed Review
Challenge set mixing multiple algebra concepts.