Sweety333 Sweety333

01-10-2017
Mathematics

contestada

What is the value of Cos n 2π=???

Respuesta :

mathmate mathmate

01-10-2017

If n is an integer, then cos(n(2π))=1.

Take n=0, cos(2π)=cos(0)=1, n=1, cos(2π)=1, n=2, cos(2(2π))=cos(4π)=cos(0)=1...

If n is not an integer, well, ..... we don't know the value, which depends on the value of n.

Answer Link

Otras preguntas

Hey this is a history question who thinks god is real tell me cause i do

What can prevent wind erosion?

Angela tells richard that he will not receive a raise unless he agrees to give her a massage. this is what type of sexual harassment

A psychotherapist instructs dane to relax, close his eyes, and state aloud whatever thoughts come to mind, no matter how trivial or absurd. the therapist is usi

Why is it ironic that Teiresias is characterized as a “great seer”? because he sees because he is a child because he is blind because is a prophet

How did the battle of Alamo shape the outcome of the Texas Revolution? Give 2 significant effects.

How was destruction of the Richmond-Petersburg area, such as that shown in the image, a factor in the South's surrender in April 1865? (5 points) Question 4 opt

Kelvin saves $60 a day. Al saves $90 a day. How many times Kelvin's savings are Al's savings? How many times Al's savings are Kelvin's savings?

5. Which Georgia governor is being described by these statements? -As state agricultural commissioner, he used the newspaper of his department to give advice to

The committee is planning a party and 180 guest are expected each bottle of juice contains enough for 16 servings how many bottles of juice will be needed to g