Find the amplitude and the period of y=-4cos 3x .

asked Jun 14, 2021 215k views

1 vote

Find the amplitude and the period of
y=-4cos 3x .

5.0k points

Please log in or register to add a comment.

4 votes

Answer: Amplitude: 4. Period: 2π/3

Step-by-step explanation:

Use the form a cos ( bx − c ) + d to find the amplitude, period, phase shift, and vertical shift.

Haojie answered Jun 21, 2021

5.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.0m questions

7.8m answers