FX-991ES-PLUS Original Scientific Calculator with 417 Functions High School University Students Computer Office School Supplies

Features:
1. Textbook synchronous display, tabular statistics and 10 position radix + 2 position exponent. Used forscientific calculation, namely function calculation.
2. Multi-step reappear, dotmatrix display and Plastic buttons. Touch keyboard, easy to click.
3. Multi-function mathematical calculator: It can be used to calculate advanced functions.
4. High quality material: durable, stable and responsive. Designed for students and office workers.
5. Upgrade motherboard: more stable work. It can help you solve problems you encounter in your study,convenient to calculate.
6. LCD display: read the results clearly in two-line display mode. Comprehensive scientific computing functions,considerate angles, easy viewing.

Functions:
1. Routine Calculation
1) arithmetic calculation
2) Score calculation/percentage calculation/rational number calculation, etc.
3) Degree, minute, second calculation
4) Variable calculation (use CALC)
5) Equation solution (use SOLVE)
6) Calculation of various functions (trigonometric/anti-trigonometric function, hyperbolic/inverse hyperbolicfunction, exponent/logarithmic function, power function/power square root function, integral/differentialcalculation, calculus summatorius).
7) Other calculations (factorial, absolute value, random number, permutations and combinations, roundingfunction).

2. Plural Computing
1) The addition, subtraction, multiplication, and division of plural
2) Calculation of auxiliary Angle and model
3) The inverse, square, and cubic of plural
4) The calculation of complex conjugate numbers

3. Statistical Calculation
1) single variable
2) linear regression
3) quadratic regression
4) logarithmic regression
5) e exponential regression
6) ab exponential regression

4. Number Systems Converter (radix calculation)
1) DEC decimalism
2) HEX hexadecimal
3) BIN binary system
4) OCT octonary number system

5. Equation Calculation
1) One equation with two unknowns
2) One equation with three unknowns
3) Quadratic
4) Cubic Equation

6. Matrix Calculation
1) Calculate matrix replication, addition, scalar multiplication, multiplication, square, and cube
2) Calculate the determinant, transposition and inverse matrix of the matrix
3) Compute the modulus of each element of the matrix

7. Vector Computation
1) Calculate vector replication, vector addition, scalar multiplication, vector dot product
2) Compute the norm of vector

Specifications:
Type: Scientific Calculator
Material: Plastic
Color: Black
Size: Approx. 16.2 * 8 * 0.8 cm / 6.4 * 3.1 * 0.3 inch
Weight: 158.5g

Package Include:
1 x Calculator
1 x Calculator Lid
1 x English User Manual

Description:Type2
Application: This kind of scientific calculator can be used to account the function, easily handle 1 and 2 variable statistical calculations, three Angle modes (degrees, radians and grids) and scientific counting modes.
Wide use: This engineering calculating tool is designed with 240 kinds of functions, it is a good instrument for students and businessmen, you can order according to your needs.
Digital: This calculator displays 2 lines at a time, and a maximum of 12 digits can be displayed in each line, convenient for you to view the accounting process.
With cover: There is designed with a sliding cover on the calculator, which prevents dust and dirt effectively, keeping the stationery clean and prolonging the service time.
Battery operated: There are 2 types for choosing, the one has built-in button batteries(included), the other is powered by 2x AAA batteries(not included), you will receive one at random.

Specification:
Material: plastic.
Color: sky blue, pink, white, mint green.
Size: approx. 150x80x15mm/5.91×3.15×0.59inch.
Battery: 2x AG13 button batteries(included), 2x AAA batteries(not included).
Display: max 12 digits.

Note:
The electronic calculator is designed with 2 types, the one is powered by built-in button batteries and the other is powered by 2x AAA batteries(not included), you will receive one at random.
Due to the light and screen difference, the item’s color may be slightly different from the pictures.
Please allow a slight deviation for the measurement data and make sure you do not mind before ordering.

Package Includes:
1 Piece Calculator.

Package Includes:
1 Piece Scientific Calculator.
1 Piece Package Box.