Math 42

With over 3.4 million downloads, MATH 42 is trusted worldwide by middle-school, high-school and college students to solve math problems, understand solutions, and get better grades. At a fraction of the cost of private tutors, MATH 42 delivers step-by-step solutions, intelligent approaches, and an Assessment Center for improving your skills. TECHNOLOGY • MATH 42 works without templates or pre-calculated solutions • MATH 42 solves all problems on the fly, like a teacher at the board • MATH 42 is a real symbolic algebra system • MATH 42 is based on artificial intelligence FEATURES • Intuitive formula entry • Calculator that instantly computes during input • Interactive step-by-step solutions • Suggestions on how to approach a problem • Explanations of relevant math concepts with examples • Interactive graphs to help visualize problems • Assessment Center that fuels progress with tests and exercises ASSESSMENT CENTER • Tests and exercises created with educators and private tutors • Training mode in which each problem can be analyzed step-by-step • Test mode to identify strengths and weaknesses • Results and statistics of progress over time CAPABILITIES Term transformation • Simplifying and expanding • Factorization (factoring out, applying binomial formulas) • Transforming powers and roots • Adding, multiplying, reducing and expanding fractions • Computing the gcd and the lcm • Trigonometric transformations • Logarithmic transformations Functions • Roots • Y-axis intersection • Domain of definition • Extremes (maximums, minimums) • Inflexion points • Curve sketching • Derivation • Fundamental derivatives • Factor rule • Sum rule • Product rule • Quotient rule • Chain rule • Integration • Fundamental integrals • Integration by substitution • Integration by parts • Partial fraction decomposition Equations • Linear equations • Quadratic equations (completing the square, quadratic formula, pq-formula) • Special equations of higher degree • Linear systems of equations • Non-linear system of equations Matrices • Adding matrices • Multiplying matrices • Transposing matrices • Inverting matrices • Determinants • Characteristic polynomials • Eigenvalues • Eigenspaces • Kernels • Ranks • Cross-product • Gaussian elimination