Graph f(x)= -3cos(2x+pie) - 3. Find the amplitude, period, phase shift, and vertical shift of the function.

Asked on by donjon12

1 Answer | Add Yours

aruv's profile pic

aruv | High School Teacher | (Level 2) Valedictorian

Posted on

We have `f(x)=-3cos(2x+pi)-3` .

Compare f(x) with `g(x)=|a|cos(bx+c)+d.`


Amplitude= `|a|=|-3|=3`


Phase shift=`(-c)/b=(-pi)/2`

Vertical shift= d=-3

We’ve answered 319,671 questions. We can answer yours, too.

Ask a question