Which function is the same as y=3cos(2(x+pi/?

Option B is Correct.

Step-by-step explanation:

Given:

To find: Equivalent Expression.

We use Following functions:

First we simply the given expression,

    ( using above mentioned result )

............................(1)

Option A:

    ( using above mentioned result )

Since, it is not equal to (1)

Therefore, It is Not correct Option.

Option B:

    ( using above mentioned result )

Since, it is equal to (1)

Therefore, It is Correct Option.

Option C:

    ( using above mentioned result )

Since, it is not equal to (1)

Therefore, It is Not correct Option.

Option D:

   ( using above mentioned result )

Since, it is not equal to (1)

Therefore, It is Not correct Option.

Therefore, Option B is Correct.

do i do it on a graph?

step-by-step explanation:

its a trick question

step-by-step explanation:

dogs love water, just turn on the hose and it will run in circles chasing the water all day : )