Algebra II Calculators

Get Comfortable with Algebra II

Algebra II can feel overwhelming—functions, graphs, trigonometry, complex numbers—but you don’t have to navigate it alone. We’ve developed a wide range of calculators to guide you through each step, check your answers, or clarify what’s happening.

Whether you're graphing a parabola, solving inequalities, or working through exponential growth, these tools are designed to make things simpler.

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Tools That Make the Hard Parts Less Frustrating

• Polynomial Roots Calculator: Quickly find the roots of any polynomial.
• Complex Roots Calculator: Work through roots with complex solutions.
• De Moivre’s Theorem Calculator: Convert between rectangular and polar forms using De Moivre’s theorem.
• Simplify Expressions Calculator: Tame convoluted expressions step by step.

• Complex ⇄ Polar Form Calculators:

• Complex Number to Polar Form Calculator

• Polar Form to Complex Number Calculator

Additional Helpers:

• Factoring Trinomials Calculator and General Factoring Calculator
• Evaluate Calculator for plugging in values
• Degree and Leading Coefficient Calculator
• Zeros Calculator to list all zeros of a function
• End Behaviour Calculator to see how your polynomial behaves as $x \to \pm\infty$

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Graphs, Shapes, and Motion—Visual Maths Help

Use our Graphing Calculator to visualize lines, curves, circles, and more. For specific conic sections:

• Parabola Calculator
• Hyperbola Calculator
• Conic Sections Calculator (ellipses, circles, etc.)
• Intercepts Calculator (find $x$- and $y$-intercepts)
• Distance Between Two Points Calculator
• 3D Distance Calculator
• Midpoint Calculator
• Rotation Calculator (rotate a figure around a point)

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Trigonometry Doesn’t Have to Be a Struggle

Our Trigonometry Calculator handles all the common functions:

• Sine, Cosine, Tangent, Secant, Cosecant, Cotangent
• Inverse Sine, Inverse Cosine, Inverse Tangent, Inverse Secant, Inverse Cosecant, Inverse Cotangent
• Hyperbolic Sine Calculator and Inverse Hyperbolic Sine Calculator
• Trig Identities Calculator to verify or simplify identities

Law-based calculators:

• Law of Sines Calculator
• Law of Cosines Calculator

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Crunching Numbers, Step by Step

Equations and systems:

• Equation Solver Calculator (single equations)
• System of Equations Calculator
• Cramer’s Rule Calculator (matrix method)
• Inequality Calculator

Functions:

• Operations on Functions Calculator (add, subtract, multiply, divide)
• Composite Function Calculator
• Inverse Function Calculator

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More Handy Helpers You Might Not Know About

• Natural Log Calculator and Logarithm Calculator (any base)
• Exponential Function Calculator and Exponential Growth Calculator
• Binomial Expansion Calculator
• Binomial Coefficient Calculator (e.g., “$10$ choose $3$”)
• Factorial Calculator
• Diamond Problem Calculator (factoring practice)
• Partial Fraction Decomposition Calculator
• Polynomial Addition/Subtraction Calculator

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Give any of these calculators a try—they’re ready when you are!