- Rozwiązanie trójkąta — twierdzenie sinusów/cosinusów (niejednoznaczne SSA) | ObliczBE
Rozwiązuj trójkąty za pomocą SSS, SAS, ASA/AAS i niejednoznacznego przypadku SSA. Zobacz formuły krok po kroku, przełącz wyjście w stopniach/radianach, wybierz miejsca po przecinku i przeglądaj diagram z adnotacjami.
- Inequality Solver (1 & 2 Variable) — Steps & Graphs
Solve linear, compound, absolute value, quadratic, and rational inequalities with shareable steps, plus half-plane and system visuals that shade the feasible region.
- Linear Systems Solver with RREF Steps (2×2 & 3×3)
Reduce 2×2 and 3×3 linear systems with Gaussian or Gauss-Jordan elimination, log every row operation, keep exact fractional answers, and share matrices in one click.
- Pascal's Triangle & Binomial Expansion (with steps)
Generate Pascal rows, combinations, and binomial expansions with BigInt accuracy. Watch How it's calculated, export CSV logs, inspect row identities, and share lesson-ready URLs.
- Quadratic & Polynomial Solver with Steps
Show exact and decimal roots, discriminant classification, factorization, completing the square, and a parabola plot. Polynomial mode (≤3) walks through rational root candidates and synthetic division.
- Quadratic Equation Solver (Discriminant & Vertex)
If a = 0 the expression is linear. The solver automatically switches to bx + c = 0 and reports the appropriate result.