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Scientific Calculator 300 es plus, 991 ex is the calculator for students and engineering students. The 991 es plus calculator offers powerful functions in a real 991 ex 300 ex calculator. It makes 991 ex advanced calculator the most useful calculator for college and school.

The app includes calculators inside:

- Basic calculator 300 es plus

- Advanced calculator 115 es plus

- Scientific calculator 991 ex

- Scientific calculator 991 es plus

- Graphing calculator 84 plus

Let's see some special features:

◉ Basic 300s plus and 115s plus calculator: support basic math to advanced math functions: percentage, powers, roots, trigonometric, logarithm calculator. Calculating Fractions 991 ex supports converting fractions to decimal and mixed fractions and solves fraction problems.

◉ Advanced Calculator 115 es plus: combines hyper calculator and simple scientific calculation. This calculator is a 991 ex multifunctional advanced calculator with all the features in one app. Such as linear algebra, calculus, complex numbers, rectangular and polar coordinate display result, matrix and vector.

◉ 991 es plus Scientific Calculator: includes a smart equation solver. The equation solver can solve quadratic cubic equations, systems of equations. The caluculator solves any polynomial. 991 ex smart scientific calculator has exponent calculator containing scientific calculations such as derivative, integral, square root calculus, factorial calculus, pi calculus, equation solver.

◉ 991 ex Scientific Calculator: Support calculation with infinite number of digits, prime factors, random numbers, combinations, permutations, GCD and LCM. This 991ex calculator is a real engineering simulator. Scientific calculator has characteristics of 500s, 500ms, 300s plus, 991s plus. Calculator keyboard layout identical to 300 es plus, 991 ex and es plus calculator.

◉ The 84 plus graphing calculator supports graphing, polar, parametric, and default functions. Graphing calculator 84 can draw tangent, plot, derivative, root, min and max. It simulates to graphically represent the caluculator 83 and t1 84, 84 plus.

◉ 991 es plus integral calculator provides a powerful calculator to calculate integration, derivative, differentiation and integration.

◉ This 991ex scientific calculator includes CAS (Computer Algebra System), which can perform symbolic calculation.

◉ Some other features: math formula, physical formula, unit conversion, theme, font and programming.