poncevan6554 poncevan6554

09-06-2017
Mathematics

contestada

Write an equation of the sine function with amplitude 9 period 3 pi

Respuesta :

09-06-2017

The a in front of Sin is the amplitude and the period is 2pi/k.
To get a period of 3pi, set up an equation. 3pi = 2pi/k and solve for k.
3pi = 2pi/k
Multiply k on both sides.
k * 3pi = 2pi
Divide both sides by 3pi
k = 2pi/3pi; k = 2/3

y = 9Sin(2/3)x

Answer Link

Otras preguntas

if olive oil has a density of 0.93 g/mL, How many liters of olive oil are in 285 g of olive oil?

Last Saturday 16 people worked at the theater. 4 people worked the morning shift and 12 people worked the evening shift. They earned a total of $1,032.00. If ea

What is the unit rate if there are 1,760 calories in 8 servings

An item is priced at $13.59. If the sales tax is 8%, what does the item cost including sales tax?

The width of a high school soccer field is 45 yards shorter than its length

How would you work out 14.4 divided by 90

Next month there will be a rent increase of 8%. You are presently paying $400. How much increase will you have to pay?

How many 2/5 are in 1

How do you find the radius of a right cylinder with having the height and surface area? The surface area is 628.3,and the height is 4.2

Suppose Ken has 25 coins and nickels and dimes only and has a total of a $1.65 how many of each coin does he have?

good job