The full-featured scientific graphing calculator 84 plus provides many useful features for students: - Math scanner: scan math with the camera, a camera math solver and math camera calculator for homework problems - Exact answers like your textbook: simplify radicals and fractions, exact roots, derivatives and integrals in exact form - Graphing calculator 83 plus: draw graphs of functions, parametric and polar graphs in full color, as a function plotter, with roots, max, min and intersections marked and a table of values - Scientific graphing calculator 84 plus works like calculator t1 83 and t1 84: equation solver, system of equations solver, Newton root finding, fraction calculation - Calculator 89 plus: integral calculator, derivative calculator, symbolic derivatives - Statistics and regression: one variable statistics, two variable statistics, linear regression, quadratic and quartic regression, as a statistics calculator - Scientific calculator, algebra calculator and fraction calculator: fraction, decimal, repeating decimal and mixed fraction forms, with a 36 pro mode - Matrix calculator: matrices and vectors This graphing calculator 84 plus works as an emulator 84 plus, a scientific calculator, math calculator and graph calculator for students' homework. The robust equation solver solves equations such as 83 x ^ 4 - 84 x ^ 3 + 89 x = 83 Finally, graphing calculator 84 includes full function documentation and examples.