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82MS、350MS Functional Calculator Instruction Manual
Brand: Zhongcheng
Name: Calculator
Category: Student Calculator
Product Code: JS-82MS
Specification: 152*85*15mm
Packing: 40 pieces/inner box, 120 pieces/case
Battery Type: Two AA batteries (not included, please provide your own)
Product Introduction: Dual-line LCD display / Statistical calculation / Score calculation / Percentage calculation / Trigonometric functions / Inverse trigonometric functions / Temporary storage calculation / Square root and operations / Regression calculation / Stack calculation / 240 functions / Automatic power-off function.
【Product Introduction】:This machine is suitable for the national basic education curriculum.
1: Dual-line display. 10+2-digit index display format
Reappearance function, multiple sentences, error indicator
2: Basic Calculations
3: Fraction Calculations: 1. Fraction Calculations, 2. Decimal to Fraction Format Conversion, 3. Mixed Number to Improper Fraction Format Conversion
4: Percentage Calculation
5: Degree-minute-second calculation (60-base calculation, conversion between 60-base and 10-base systems)
6: Decimal places (Fix), Effective digits (Sci), Format for displaying exponents (Norm)
7: Memory Computing (Answer Memory, Continuous Calculation, Independent Memory, 9 Variables)
1. Trigonometric and inverse trigonometric functions
2. Hyperbolic and inverse hyperbolic functions
3. Common and natural logarithms, exponents
4. Square roots, cubic roots, square and cubic roots, exponents, inverses, factorial, random numbers, π
5. Conversion between degrees and radians
6. Coordinate conversion (between polar and Cartesian coordinates)
7. Engineering symbol calculations
8. Permutations
9. Combinations
9: Statistical calculations: 1 standard deviation, 2 regression calculations (linear regression, logarithmic regression, exponential regression, inverse regression, quadratic regression)
10: Priority Queue, Stack Memory
11：240种计算功能
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