Cylinder Volume Calculator
Calculate cylinder volume and surface area from radius and height.
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Distance Speed Time Calculator
Solve for distance, speed, or time using the standard motion formula.
Euler Method ODE Solver
Approximate ODE solutions with the forward Euler method.
Exponential Growth Decay Calculator
Model growth or decay over periods with compounding behavior.
Factorial Permutation Combination Calculator
Compute n!, nPr, and nCr for combinatorics and probability problems.
Linear Regression Calculator
Fit a best-fit line from point data and compute r and R².
Matrix 2x2 Analyzer
Analyze determinant, inverse, trace, and eigenvalues for 2x2 matrices.
Percentage Change Calculator
Compute absolute and percentage increase/decrease between two values.
Polynomial Derivative Evaluator
Evaluate cubic polynomial derivatives and curvature at a chosen x value.
Quadratic Equation Solver
Solve ax² + bx + c = 0 with real or complex roots.
Random Number Generator
Generate random numbers with range, count, and uniqueness options.
Sphere Volume Calculator
Calculate sphere volume and surface area from radius.
Standard Deviation Calculator
Calculate mean, variance, and standard deviation for a dataset.
Symbolic Equation Solver
Solve linear and quadratic equations in x with symbolic steps.
Symbolic Integral Calculator
Integrate polynomial expressions symbolically and evaluate definite bounds.
Triangle Analyzer
Analyze triangle validity, perimeter, area, angles, and type.
Vector Operations Calculator
Run dot product, angle, magnitude, sum, difference, and cross product.
Arithmetic Sequence Solver
Find nth term and sum of an arithmetic progression from a, d, and n.
Binomial Probability Calculator
Compute exact and cumulative binomial probabilities for n, k, p.
Circle Calculator
Calculate diameter, circumference, and area from a circle radius.
Fibonacci Sequence Generator
Generate Fibonacci numbers and inspect nth term and sequence sum.
Fraction Simplifier
Reduce fractions to simplest form and convert to decimal instantly.
GCD LCM Calculator
Find greatest common divisor and least common multiple for two integers.
Logarithm Calculator
Compute logarithms for custom base and value inputs.
Prime Number Checker
Check whether a number is prime and view factors when it is not.
Weighted Average Calculator
Compute weighted average from value and weight lists.
Z-Score Percentile Calculator
Convert values to z-scores and estimate normal-distribution percentile.