factory direct sales ef-82es scientific calculator student exam essential color flip calculator

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factory direct sales ef-82es scientific calculator student exam essential color flip calculator 中文版

EXW Price: Min. order:

¥9.5
≥120/piece

¥9.3
≥240/piece

¥9.0
≥500/piece

120 piece

Weight 0.04 kg/piece
Item No. EF-82ES
Stock num 20000 piece

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13yr.

Main Products:

High,medium and low-grade calculators,counterfeit detector series

Contacts:

NancyChat

Mobile:

86-15958972843

WeChat:

H2-25098

Address:

25098 , 7 Street, 2 F, 61 Gate, International Trade Mart (District 3).

Related items

Description

ENF-82ES

Function:

240 types of calculation functions 9 basic calculation patterns Multi-step reproduction function 9 variables 79 steps to input the answer and store the error indication Modification, insertion, deletion functions Perfect algebra method Angle unit conversion Trigonometric and inverse trigonometric functions Hyperbolic/inverse hyperbolic functions Decimal (logarithm, natural logarithm, common logarithm, exponent) Algebraic operations (square root, cube root, root, square, cube, reciprocal, factorial) Polar/cartesian coordinate transformation Internal choice Engineering symbols Permutations and combinations Random number generation Input (π, negative sign, exponent symbol) Display format (number of decimal places, effective digits) Scientific notation Percentage calculation Fractional calculation Statistical calculation Standard deviation Bivariate statistical (regression) With a decaposition key LCD clock display Using a single AA battery, it can sustain display for 17,000 hours Dimensions: 75 (width) × 110 (length) × 8 (thickness) mm Weight: 125g (including battery)

Trigonometric functions and inverse trigonometric functions Hyperbolic/Inverse hyperbolic functions

尾数是（对数、自然对数、常用对数、指数）

Algebraic operations (square root, cube root, root, square, cube, reciprocal, factorial)

Polar to Cartesian/Cartesian to Polar Transformation, Internal Selection, Engineering Symbols

Permutations and Combinations, Random Numbers, Input (Pi, Negative Sign, Exponential Symbol)

Display format (decimal places, effective digit)

科学计数法：Scientific Notation 百分率计算：Percentage Calculation 分数计算：Fraction Calculation

Statistical calculations Standard deviation Bivariate statistics (regression)

Update time：20230612153219