The Casio fx-9750GII is a user-friendly and budget-friendly graphing calculator designed primarily for high school and college-level mathematics and science courses. It combines essential graphing, statistical, and programming functions in a compact and durable design, making it a popular choice for students and educators.
🔧 Key Features
Display & Design
-
Screen: 64 × 128 pixel high-contrast monochrome LCD screen.
-
Dimensions: Approximately 87.5 mm × 180.5 mm × 21.3 mm.
-
Weight: Roughly 205 grams (including batteries).
-
Interface: Icon-based menu with clearly labeled function keys and a well-organized layout.
Performance
-
Processor: High-speed SH3/SH4a CPU at 29 MHz.
-
Memory: 62 KB of user-available RAM.
-
Battery: Operates on 4 AAA batteries with an estimated 200–300 hours of battery life.
Connectivity
-
USB Port: Enables data sharing between calculators and allows connection to computers for data management.
-
Projector Support: Compatible with Casio projectors for classroom instruction.
📊 Graphing & Mathematical Capabilities
Graphing Functions
-
Graph Types: Standard function graphs (Y=F(X)), parametric, polar, conic sections, and dynamic graphs.
-
Graph Tools: Includes trace, zoom (box, in, out, auto), and interactive graphing tools.
-
Analysis: Integration and differentiation on graphs, table of values viewable side-by-side with graphs.
Mathematical Operations
-
Coordinate conversions between polar and rectangular forms.
-
Trigonometric, logarithmic, and exponential functions.
-
Number theory functions such as GCD, LCM, factorials, permutations, and combinations.
-
Complex number calculations, matrix operations, and base-n calculations (binary, octal, decimal, hexadecimal).
📈 Statistical Features
-
Data Analysis: One-variable and two-variable stats (lists), regression analysis (linear, quadratic, exponential, logarithmic).
-
Plots: Scatter plots, box plots, histograms, normal probability plots.
-
Probability & Distributions: Includes calculations and graphs for standard distributions (normal, binomial, Poisson, etc.).
-
Hypothesis Testing: Includes Z-tests, t-tests, chi-square tests, ANOVA.
-
Confidence Intervals: Z-interval, t-interval, etc.
💻 Programming Capabilities
-
Language: Uses Casio BASIC for creating and running custom programs.
-
Memory: 62 KB of memory available for storing multiple programs.
-
Limitations: Does not support third-party add-ins or advanced programming environments.
📚 Academic Use
The fx-9750GII supports learning in various subjects, including:
-
Algebra I & II
-
Geometry
-
Trigonometry
-
Precalculus & Calculus
-
Statistics
-
Biology, Chemistry, and Physics
-
Finance and Business Mathematics
It is approved for use on standardized tests such as:
-
PSAT
-
SAT
-
ACT
-
AP Exams (Calculus, Statistics