CPM Homework Help : CCA2 Problem 7-160

Write the equation of a sinusoidal function that has an amplitude of $7$ and a period of $8π$ . Sketch its graph.

Hint:

In the general equation $y = a · \sin[b\left(x − h\right)] + k$ , the parameter a is the amplitude and $b$ is the number of cycles in $2π$ .

More Help:

See the Math Notes box for this lesson (7.2.4) and problem 7-159.

More Help:

Test your equation on a graphing calculator to see if it meets the given criteria.