商品＃:
29860697
Casio FX-991ES Plus-2 Scientific Calculator
商品＃:
29860697
TWD 1584
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The natural display shows mathematical expressions such as roots and fractions that appear in your textbook, and this increases understanding because the results are easier to understand.
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What Stands Out
Advanced Functions
The Casio FX-991ES PLUS-2 offers over 500 functions, including complex numbers and calculus, addressing a wide range of mathematical needs for students and professionals alike.
Solar and Battery
Equipped with both solar and battery power, this calculator ensures reliability and longevity, making it a practical choice for extended use in classrooms and exams.
User-Friendly Design
Featuring a clear, intuitive interface and natural display, the FX-991ES PLUS-2 enhances user experience, making it easy for anyone to perform complex calculations effortlessly.
產品詳情
- Casio FX-991ES Plus-2 Scientific Calculator
- Features natural display (natural-v.p.a.m.) for mathematical expressions
- Displays roots and fractions to increase understanding
- Results are easier to comprehend
- Ideal for students and professionals
- Enhances mathematical problem-solving
| Calculator Type | Engineering/Scientific |
| Power Source | Battery Powered |
| Screen Size | 2 Centimeters |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Display Type | LCD |
| Color | Black |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 19.69"L x 19.69"W (50 cm) |
| Brand | Casio |
| Model Name | FX 991ES |
| Manufacturer | CASIO |
| Mfr Part Number | FX-991ESPLUS-2SETD |
| Model Number | FX-991ESPLUS-2SETD |
| Item Weight | 100 Grams |
Who Should Buy?
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Students in STEM
Ideal for high school and college students studying mathematics, physics, or engineering due to its extensive functions.
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Professionals
Useful for engineers, scientists, and mathematicians requiring advanced calculations and formulas in their daily tasks.
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Examinations
Approved for use in various standardized tests, providing reliability and compliance with examination regulations.
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Casual Users
Not ideal for simple arithmetic needs; basic calculators are more user-friendly and sufficient for everyday calculations.
產品描述
Casio FX-991ES Plus-2 Scientific Calculator
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客戶問答
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問題:
What are the key features of the Casio FX-991ES PLUS-2 Scientific Calculator?
Answer: The Casio FX-991ES PLUS-2 is equipped with a range of advanced features including 552 functions, natural textbook display for easily readable equations, and USB connectivity for data transfer. It supports a variety of calculations from algebra and calculus to complex number operations and statistical analysis. These features cater to high school and university students, making it ideal for subjects such as mathematics, physics, and engineering. Its durability and battery life also enhance usability, allowing for extended period studies without frequent battery changes. -
問題:
Is the Casio FX-991ES PLUS-2 suitable for university-level calculations?
Answer: Absolutely! The FX-991ES PLUS-2 is designed to handle complex calculations required in university courses. It includes advanced functions such as derivatives, integrals, and matrices that are essential for higher education studies in mathematics and science. Furthermore, its multi-replay function allows students to review previous calculations, making it easier to learn and apply concepts. Whether you're finding limits or solving equations, this calculator is an excellent companion for university students. -
問題:
Can the Casio FX-991ES PLUS-2 perform statistical analysis?
Answer: Yes, the FX-991ES PLUS-2 can perform a wide range of statistical analyses. It includes functions for calculating mean, standard deviation, regression analysis, and more. These capabilities are crucial for students in statistical courses or in fields that require data analysis. You can use this calculator to streamline your homework and projects, allowing you to focus more on understanding concepts rather than calculating values manually. -
問題:
What kind of batteries does the Casio FX-991ES PLUS-2 use?
Answer: The Casio FX-991ES PLUS-2 operates on solar power with a backup battery system. This means that it utilizes natural or artificial light to function, reducing the need for regular battery replacements. The solar feature is especially useful during long study sessions or exams where power outlets may not be available. However, in low-light conditions, the battery ensures that you can keep using the calculator without interruption. -
問題:
Does the Casio FX-991ES PLUS-2 come with a warranty?
Answer: Yes, the Casio FX-991ES PLUS-2 typically comes with a manufacturer's warranty, which varies by region. This warranty usually covers defects in materials and workmanship, giving you peace of mind with your purchase. It's always advisable to check the warranty terms before buying. Additionally, the brand's reputation for quality generally assures customers of the product's longevity and performance under regular use. -
問題:
How does the natural textbook display feature work in the Casio FX-991ES PLUS-2?
Answer: The natural textbook display of the FX-991ES PLUS-2 presents equations and fractions in the same format as they appear in textbooks, which makes them easier to read and understand. This display format reduces the learning curve for students new to scientific calculators as they can directly relate numbers and symbols as they are traditionally taught. This feature is particularly beneficial in exams where clarity is crucial. -
問題:
Is the Casio FX-991ES PLUS-2 easy to use for beginners?
Answer: Yes, the Casio FX-991ES PLUS-2 is designed with user-friendliness in mind, even for those who are new to scientific calculators. The layout of buttons is logical, and many functions are accessible with just a few keystrokes. Additionally, the comprehensive manual provided offers clear instructions on how to utilize the functions effectively. Whether you're in high school or just starting university, this calculator supports your learning journey without being overwhelming. -
問題:
Can I use the Casio FX-991ES PLUS-2 for engineering calculations?
Answer: Certainly! The FX-991ES PLUS-2 is well-suited for engineering calculations. It supports a variety of functions including complex numbers, vector calculations, and matrix operations, which are essential in fields like mechanical and civil engineering. The calculator’s ability to handle multi-dimensional calculations and convert units helps engineers tackle real-world problems effectively in academic and professional settings. -
問題:
What types of problems can I solve with the Casio FX-991ES PLUS-2?
Answer: The Casio FX-991ES PLUS-2 can solve a plethora of mathematical problems, from basic arithmetic and algebra to advanced functions in calculus and statistics. It can handle equations, inequalities, probability distributions, and even graphical representations. Whether you're working on homework, preparing for exams, or conducting research, this calculator simplifies problem-solving, making it a versatile tool for both students and professionals. -
問題:
Where can I buy the Casio FX-991ES PLUS-2 Scientific Calculator in Taiwan?
Answer: You can purchase the Casio FX-991ES PLUS-2 Scientific Calculator in Taiwan through Ubuy. Ubuy offers a reliable online shopping platform where you can find this calculator along with a range of other electronic products. They provide easy navigation, secure payment options, and reliable shipping services, ensuring that you get your calculator delivered without any hassle.
Casio Scientific FX-991ESPLUS-2SETD Editorial Review
The Casio FX-991ES Plus-2 Scientific Calculator is a highly functional and user-friendly device suitable for both college and high school students. It provides all the tools and functions that one may need, making complex calculations look effortless. The calculator has been designed with high-quality buttons that make typing much simpler compared to other calculators. It is also an excellent option for those taking the ACT as it is easy to use and facilitates faster calculations. The calculator has a high price point, but it is certainly reasonable. Considering its vast array of features and tools, it is well worth the cost. The device is durable and efficient, making it an excellent investment for anyone looking for a reliable calculator.
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- Easy to use with high-quality buttons
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TWD 1584
立即訂購並活動它 週四, 八月 06
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特色和優勢
- Natural display increases understanding.
- Shows mathematical expressions like roots and fractions.
- Results are easier to understand.
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