Use the graphing calculator tool to plot and analyze mathematical functions efficiently.

## How to Use the Calculator

To use the graphing calculator, follow these steps:

- Enter a mathematical expression in the text field labeled “Enter Expression”.
- Click the “Calculate” button.
- The result will be displayed in the “Result” field below the button.

### Supported Operations

The calculator currently supports the following operations:

- Addition (+)
- Subtraction (-)
- Multiplication (*)
- Division (/)
- Parentheses for grouping

### Example Expressions

Here are some example expressions you can try:

- 2 + 2
- 10 – 3 * 2
- (4 + 3) / 2
- 5 * (2 + 3)

### Limitations

Please note the following limitations of this calculator:

- It does not support variables or scientific functions (e.g., sine, cosine).
- It does not handle invalid expressions gracefully, you may see “Error” for unsupported cases.
- For any complex calculations, make sure your syntax is correct.

## Use Cases for This Calculator

### Calculate Mathematical Equations

Use the TI-84 graphing calculator to input and solve complex mathematical equations efficiently. You can perform operations like addition, subtraction, multiplication, division, exponents, logarithms, and more with ease.

### Graph Functions

Visualize mathematical functions by plotting them on the graphing calculator’s display. You can analyze the behavior of functions, graphs of equations, and identify key features such as intercepts, asymptotes, and maximum/minimum points.

### Statistics and Data Analysis

Utilize the built-in statistical functions to calculate mean, median, mode, standard deviation, regression analyses, and more. The TI-84 allows you to input datasets and perform statistical calculations quickly and accurately.

### Geometry and Trigonometry

Solve geometric problems and trigonometric equations effortlessly using the TI-84 calculator. You can calculate angles, side lengths, areas, volumes, and perform trigonometric functions like sine, cosine, and tangent.

### Financial Calculations

Perform various financial calculations such as time-Value-of-Money (TVM), cash flow analysis, and interest rate conversions using the TI-84 calculator. You can analyze investments, loans, and savings scenarios efficiently.

### Programming Capabilities

Explore the programming feature of the TI-84 graphing calculator to create custom functions, programs, and applications. You can automate repetitive calculations and tasks by writing and executing programs on the device.

### Matrix Operations

Efficiently work with matrices by performing operations like addition, multiplication, determinant calculation, inverse matrix calculation, and more. The TI-84 calculator simplifies matrix computations for various mathematical applications.

### Equation Solving

Use the equation solver feature of the TI-84 calculator to solve polynomial equations, simultaneous linear equations, and systems of equations. You can find roots, solutions, and intersections accurately with this tool.

### Unit Conversions

Quickly convert between different units of measurement such as length, area, volume, mass, and more using the TI-84 calculator. The unit conversion feature streamlines the process of converting values between different measurement systems.

### Customize Settings and Display

Personalize the settings and display options on the TI-84 calculator to suit your preferences and improve usability. You can adjust the display contrast, font size, language settings, and more to enhance your user experience.