Solve math

Solving equations, simultaneous equations, equations, system equations, integrals, primitives, limits, derivatives, extreme function. High school math. How to use: composing and press solve. Illustrates how to use: Solving equations, no equation: x ^ 2 +3 x +2 = 0 solve. System of equations: x ^ 2 + y ^ 2 = 0, xy + x + y = 3 Solve. Graphing: sin plot.