Mathematik & Statistik

Kostenloser Algebra Rechner — löse lineare und quadratische Gleichungen, vereinfache Ausdrücke, faktorisierte Polynome, erweitere Ausdrücke und löse 2x2 Gleichungssysteme mit Schritt-für-Schritt-Lösungen.

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Klicken Sie hier, um dieses kostenlose Werkzeug zu verwenden

Free Area Calculator supporting 19 shapes — Square, Rectangle, Triangle (6 methods), Circle, Ellipse, Sector, Trapezoid, Parallelogram, Rhombus, Kite, Regular Polygon, Pentagon, Hexagon, Octagon, Annulus, Semicircle, Circle Segment, Rectangular Border, and Irregular Quadrilateral. Instant results with formula display, perimeter, and unit conversions.

Kostenloser Durchschnittsrechner — berechnen Sie den arithmetischen Mittelwert, Median, Modus, Spannweite, Standardabweichung, geometrisches Mittel, harmonisches Mittel und mehr aus beliebigen Zahlenmengen. Unterstützt einfache und gewichtete Durchschnittsmodi.

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Klicken Sie hier, um dieses kostenlose Werkzeug zu verwenden

Free Confusion Matrix Calculator — compute accuracy, precision, recall, F1 score, MCC, Cohen's Kappa, specificity, and 15+ classification metrics from TP, FP, TN, FN inputs. Supports binary and multi-class modes.

Free Statistical Process Control (SPC) Control Chart Calculator — supports I-MR, X-bar R, X-bar S, P, NP, C, and U charts with UCL, LCL, Nelson run rule detection, and process capability (Cp, Cpk).

Free Process Capability Index (Cpk, Cp, Pp, Ppk) calculator for manufacturing and quality control. Calculate capability indices from summary statistics or raw data, with DPMO, sigma level, and yield outputs.

Free Derivative Calculator with step-by-step solutions. Compute first, second, and higher-order derivatives of polynomials, trigonometric, exponential, logarithmic, and composite functions instantly.

Kostenloser Gleichungslöser — löse lineare, quadratische und Gleichungssysteme Schritt für Schritt mit Diskriminantenanalyse, faktorisierter Form und Verifikationsprüfungen.

Free F1 Score Calculator — compute F1 score, precision, recall, accuracy, specificity, MCC, and more from a confusion matrix or direct precision/recall inputs. Supports F-beta, macro/micro/weighted averaging for multi-class models.

Free Greatest Common Factor (GCF) calculator — also known as GCD or HCF. Find the GCF of 2 to 10 numbers instantly with step-by-step solutions using Euclidean algorithm, prime factorization, or listing factors.

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Klicken Sie hier, um dieses kostenlose Werkzeug zu verwenden

Free Integral Calculator — compute indefinite and definite integrals with step-by-step solutions, Riemann sum approximations, and interactive area-under-curve charts for polynomials, trigonometric, exponential, and logarithmic functions.

Free Least Common Multiple (LCM) Calculator — find the LCM of 2 to 10 integers instantly with step-by-step solutions using prime factorization, GCF method, or listing multiples.

Free Logarithm (Log) Calculator — compute log base 10, natural log (ln), binary log (log2), antilog, change of base, and solve for any logarithm variable with step-by-step solutions and real-world examples.

Free Logarithm Calculator — compute log, antilog, natural log, binary log, and custom-base logarithms. Solve log equations, generate log tables, and explore scientific applications like pH, decibels, Richter scale, and doubling time.

Kostenloser Online-Matrix-Rechner für Addition, Subtraktion, Multiplikation, Determinante, Inverse, Transponieren, Eigenwerte, RREF, LU-Zerlegung und Lösung linearer Systeme — alles wird sofort in Ihrem Browser berechnet.

Free Matrix Multiplication Calculator — multiply two or more matrices step by step, with color-coded dot product breakdowns, heatmap visualization, and LaTeX/CSV export. Supports A×B, A^n, scalar multiplication, and chained A×B×C.

Free medical test probability calculator using Bayes' theorem — compute post-test probability, PPV, NPV, likelihood ratios, and more from sensitivity, specificity, and prevalence.

Free Online Calculator with basic and scientific modes — perform arithmetic, trigonometry, logarithms, memory functions, and more directly in your browser.