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

Mao Zedong led the ___ on the Long March. a. Nationalist Party b. People's Liberation Army c. New Life Movement d. People's Republic of China Army

Which of the following Greek roots most closely means "people"? A= Dem B. Hypno C. Hydro D. Derm

Tell whether the lines for each pair of equations are parallel, perpendicular, or neither for questions 3 and 4. 3 ) y = -7/8x - 1 and -8x + 7y = -21 4.) y = -1

How did Wilmot Proviso and Fugitive Slave Act of 1850 affect the nation?

Which sentence has a correctly placed participial phrase? A. The grocery store clerk, reserved for items on sale, placed dented cans on a shelf. B. The grocery

Which statement describes the relationship between the rulers of Europe and the Catholic Church during the Crusades? European rulers contributed military leader

what solid does a recorder look like

the carpet Erin has chosen costs 2.50per square foot. how much will it cost her to carpet the floor? Area of composite figures

how will resistance change when the voltage increases in an electric circuit if the current remains constant

If 455-mL of 6.0 m HNO3 is used to make a 2.5 L dilution what is the molarity of the dilution?