wtmjemma wtmjemma

03-02-2017
Mathematics

contestada

Determine the period and frequency of the function f(x)=cos(4x)

Respuesta :

TheHero TheHero

03-02-2017

For a sinusoidal function

f(x) = Acos(wt + phi)

where A amplitude

w angular velocity

phi phase shift

w = 4

w = 2 pi f

f => frequency

f = 4/2pi = 0.637 hz

Answer Link

Otras preguntas

Which statements describing how Renaissance ideas spread beyond Italy are true?Choose all answers that are correct. A. Pilgrims on their way to the Holy Land of

Where does surface water collect if it does not flow to the ocean

Do you think there were any points at which civil war might have been averted?

In a contraction, the apostrophe should always be placed A. just before the last letter. B. immediately after the last letter. C. between the first word and the

Which statement is true for all minerals? A.They have a crystalline structure. B.They contain useful metals. C.They are made of silicon and oxygen. D.They are t

Which best describes the way photographs are considered by historians? primary source documents that are useful in the study of history reliable sources for the

A two-kingdom system of classification was used until which decade?

What organization was not created during the world war 2 years? A) WPB B) OPM C) OWI D) TVA

is a hectare roughly equal to 2 tennis courts or to 2 soccer fields

What are two key characteristics of a good scientific investigation