1290
Technical calculator
Art.. 24-2004
Programmable for input and readout in natural format. For example, elementary calculations (fractions, percentages, degrees), memory calculations, scientific functions (trigonometric functions, logarithms, roots), equations and statistical calculations. Meets extended upper secondary schooling needs. Input: 79 steps for one single calculation. Two-row display, shows both calculation formula and result. Battery: 2 pcs LR44, not supplied. Size: 162 x 84 x 18 mm.
Elementary calculations
Elementary calculations
- Arithmetical calculations
- Fractional functions
- Percentage calculation
- Calculation with degrees, minutes and seconds
- FIX, SCI. RND
- Calculation memory
- Consecutive calculations
- Independent memory
- Variables
- Trigonometric/inverse trigonometric functions
- Hyperbolic/inverse hyperbolic functions
- Normal and natural logarithms/antilogarithms
- Square root, cubic root, roots, squares, cubes, reciprocal integers, factorial integers, random numerals and permutations/combinations
- Conversion of angle components
- Coordinate translation [Pol (x,y), Rec (r,θ)]
- Scientific notation
- Quadratic and cubic polynomia
- Equation systems
- Standard deviation (SD)
- Regression calculation
