Basic functions. Basic Mathematical Functions. Online visualization service using QR codes. Easily generate QR codes of equations input into the calculator. Graphs and other graphics can be displayed on smartphones or tablets. Independent Key x. Absolute Value Calculation. Square and square root (x2/ ). Power and radical root (xy/x ). Trigonometric, inverse trigonometric (sin/cos/tan/sin 1/cos 1/tan 1). Hyperbolic, inverse hyperbolic (sinh/cosh/tanh/sinh 1/cosh 1/tanh 1). Exponential, logarithmic (log, ln, 10x, ex). Base specified logarithmic. Coordinate Conversion. Combination / Permutation. Prime Factorization. Random Number Generation. Random Integer Generation.