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

Which two details refine the author's claim that the materials used for the design of shoes has evolved over time? excerpt from “Shoes: Feet First!” from A Hist

Let me know please for a important quiz :( worth points

the ratio of milk to sugar in an iced coffee is 4 to 1. if you add 4 teaspoons of milk, how many teaspoons of sugar should you add?

which of the following are compounds (select all that apply) a) Br2 b)NO2 c) KBr d) Fe

what is the correct meaning of the word catapult

Estella signed a one-year lease. She pays $720 per month in rent. If she wants to move out three months early, how much money will she owe when she moves out? I

Angular when not to providedin: 'root'.

One card is selected at random from a deck of card. Determine the probability that card selected is not a 7( simplify your answer)

Electrons are shared. Is it Ionic bond, covalent bond or both?

why can Aalam Channa not wear off the rack clothes