Please explain as well, solve the trigonometric equation

Given:

The trigonometric equation is:

To find:

The solutions for the given equation over .

Solution:

We have,

It can be written as

and

The solutions over are:

and

and

Therefore, the correct option is D.

it would be:

c.parallelogram.

step-by-step explanation:

the options are kind of confusing. i can tell you what i see going on here when i look at the graph.

the class and exam medians are closely related, and it looks like the low outlier on the exam did pull the median lower. [tex][/tex]