Professional Scientific Calculator!

Simple, accurate and complete. These are the main qualities of the calculator, always accompanied by a perfect performance. *Functions: sin, sinh, sin-1, sinh-1, cos, cosh, cos-1, cosh-1, tan, tanh, tan-1, tanh-1, log10, log2, ln, nPr, nCr, , x^y, x^2, x^3, 2x, yx, e^x, 10^x.