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Entering Fractions on Your TI-84 Plus. Press the Alpha key on the upper left of your TI-84 Plus keypad. Then press the Y= key, located just below the calculator's screen. This brings up a series of shortcut menus; the first menu, FRAC, controls the input of fractions and mixed numbers.What is the equation for a graph?
Linear graphs always follow the equation y = mx + b, where "m" is the slope of the graph and "b" is the y-intercept, or the number where the line crosses the y-axis.What is graphing utility tool?
Graphing utilities such as graphing calculators and computers with graphing software are very valuable tools for visualizing mathematical principles, verifying solutions of equations, exploring mathematical ideas, and developing mathematical models.What is Desmos graphing?