Mokslinis inžinerinis kalkuliatorius FX-991CEX, 417 funkcijų, integralai, mokykloms

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Prekė: Mokslinis inžinerinis kalkuliatorius FX-991CEX, 417 funkcijų, integralai, mokykloms. Kategorija: Skaičiuotuvai.

• Gamintojas: no brand
• Modelis: NAUKOWY KALKULATOR INZYNIERSKI
• Spalva: black

⭐ Key Advantages

✔ Professional scientific calculator with 417 mathematical functions

✔ Support for equations, matrices, complex numbers and advanced computations

✔ Manual type display – convenient reading of patterns

✔ Dual power supply: solar + battery

✔ Robust ABS housing resistant to everyday use

✔ Ideal for students, teachers and engineers

✔ Practical sliding cover to protect the keyboard

🧮 Scientific Calculator FX991ES Plus – Advanced Mathematical Calculation

With up to 417 functions, it allows you to perform both basic activities and advanced mathematical calculations.

It will work during:

✔ Mathematics

✔ Physics

✔ Chemistry

✔ Statistics

✔ Technical Science

✔ Daily calculations

📚 417 Functions for Science and Work

Extensive capabilities allow you to solve a variety of mathematical problems.

Supported functions:

✔ Elements √

✔ Powers and logarithms

✔ Percentages

✔ Reverse numbers

✔ Trigonometric functions

✔ Reverse and hyperbolic functions

✔ Equations

✔ Integrals and differentials

✔ Combinations and permutations

✔ Matrices

✔ Complex numbers

It is a versatile device for people who require precise calculations.

📺 Display As in Mathematical Manual

The calculator has a clear screen that allows you to display mathematical expressions in a natural form.

Advantages:

✔ Easy typing of complex patterns

✔ Better control of the activities performed

✔ Clear calculation results

✔ Less risk of mistakes

This makes learning mathematics easier and more intuitive.

🔋 Dual Power Supply – Solar and Battery

The device uses two ways of power supply:

✔ Solar Panel

✔ Backup battery

No need to worry about sudden discharge during lessons, exams or work.

🛡 Durable Construction and Convenient Operation

The housing is made of high-quality ABS for durability during everyday use.

Practical design:

✔ Lightweight and compact form

✔ Convenient placement of buttons

✔ Sliding protective cover

✔ Easy storage in backpack or bag

🎓 Ideal Calculator for Students and Professionals

The device is suitable for:

✔ High school students

✔ Students

✔ Teachers

✔ Technicians and engineers

✔ All those who need advanced calculations

📐 Specification

Product: Scientific calculator

Model: FX991ES Plus

Number of functions: 417

Material: ABS

Color: Black

Display Type: Manual

Number of Display Digits: 12

Power supply: solar + battery

Dimensions: approximately 16 × 7 × 2 cm

Application: school / study / work

📦 Contents of the Set

1 × Scientific calculator FX991ES Plus

1 × Sliding protective cover

Specifications