Finding roots graphically When the graph of y = a x 2 + b x + c is drawn, the solutions to the equation are the values of the x-coordinates of the points where the graph crosses the x -axis.

Verify that the corresponding cell number appears in the Number window within the Function Argument window. Convert the degree values to radians to ensure proper calculation of the tangent values.

Find the data you need in an Excel sheet more easily with these functions.

Absolute value is a mathematical concept often used in conjunction with a number line or graph to represent the relative value from zero (modulus). To illustrate this idea in a different way, the ...

National 5 Working with the graphs of trigonometric functions Example Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points.