To access the calculator's functions and menus, press the "Mode" button on the calculator and use the arrow keys to navigate through the various menus. You can also use the function keys (F1-F6) to quickly access commonly used menus.
You can input equations and expressions using the "Alpha" button and the letter keys on the calculator. You can also use the "Catalog" button to access a list of all available functions and symbols.
To change the calculator's settings, press the "Mode" button and use the arrow keys to navigate to the "Settings" menu. From there, you can adjust settings such as display options, angle mode, and number format.
To solve equations and perform calculations, use the appropriate function or menu. For example, to solve a quadratic equation, go to the "Algebra" menu and select the "Quadratic" function. To perform basic calculations, use the arithmetic functions (+, -, *, /) or the "Home" menu.
To graph equations and functions, go to the "Graph" menu and select the "Function" option. Input the equation or function you want to graph and press enter. You can also customize the appearance of the graph by adjusting the window settings in the "Window" menu.