12-digit Scientific/Engineering calculator is ideal for students studying General Math and Science, Pre-algebra, Algebra, Geometry, Trigonometry, Statistics, Biology, and Chemistry. Performs 273 scientific, math, and statistic functions. Features a sleek black finish with white accents. Utilizes a 2-line display featuring an exponent symbol and Direct Algebraic Logic (D.A.L.), which allows users to enter the elements of an expression in the exact order that they appear when written. The home key allows users to start fresh from any screen. Eight temporary memories, one independent memory, and one last answer memory. Allows equation editing and playback, 1 & 2 variable statistics, normal and stat modes, six regression types, and N-BASE calculations: HEX, BIN, DEC, OCT, PEN. Other functions include: logarithms, reciprocals, powers, roots, factorials, trigs, and hyperbolic trigs. Includes a 3D light reflecting, protective hard case and operates on hybrid power (solar and battery). Approved for use on SAT & PSAT/NMSQT exams