Free reverse complement calculator for DNA and RNA sequences. Find the complement, reverse, and reverse complement instantly. Supports IUPAC ambiguity codes, FASTA input, GC content, palindrome detection, and DNA-to-mRNA transcription
Free implicit differentiation calculator with full term-by-term working. Find dy/dx for any implicit equation, evaluate at a point, find tangent lines, and compute second derivatives d²y/dx². Includes step-by-step chain rule annotation
Free chain rule calculator with full step-by-step decomposition into outer f(u) and inner g(x) functions. Solves single-variable, nested triple composition, and multivariable chain rule with partial derivatives. Instant results with verification
Free antiderivative calculator. Find the indefinite integral of any function — polynomials, trig, exponentials, logarithms — with complete step-by-step working showing every integration rule applied and automatic verification
reaction order calculator solve zero order, first order, and second order integrated rate laws, calculate half-life, find rate constant k, and determine reaction order from experimental data with step-by-step working
Free partial derivative calculator. Compute ∂f/∂x, ∂f/∂y, second-order, mixed partial derivatives, gradient, and directional derivatives for any multivariable function with full step-by-step working
Free force calculator solve F = ma for force, mass or acceleration, calculate net force from multiple forces, find applied force with friction, and compute average force using impulse-momentum theorem. Full step-by-step working
Free gravitational potential energy calculator – solve GPE = mgh for any variable, calculate ΔGPE between two heights, compute gravitational force with Newton’s law. All planets included with step-by-step working
Free average acceleration calculator – solve a = (vf−vi)/t, find acceleration from distance and time, acceleration without time using vf²=vi²+2ad, and centripetal acceleration. Full step-by-step working
Free velocity calculator — solve v=d/t, vf=vi+at, vf²=vi²+2ad, average velocity, and velocity from kinetic energy. Shows all unit conversions (m/s, km/h, mph, ft/s, knots) simultaneously with full step-by-step working