Brittneym Brittneym
  • 02-02-2017
  • Mathematics
contestada

Show that cos^2 330degrees=1

Respuesta :

TheHero
TheHero TheHero
  • 03-02-2017
Actually it's not 1 

330 in 4th quadratic is just 30 in 1st and cos is +ve

so you have

sqrt(3)/2 ^2 = 3/4 = 0.75 
Answer Link

Otras preguntas

Each of the following children visits the school nurse on a regular basis. which of these children would the nurse identify as being at risk for a learning disa
What is the perimeter of △LMN?
A Ferris wheel with a diameter of 50 feet has 30 equally spaced passenger cars. What is the length of the arc between the centerline of two consecutive cars? Us
HELP FAST!!!!!!!!!!!!
Which sentence is written correctly in the imperative voice? If you were truly concerned, you are helping more than once a year. Move your table a little furt
Local culture, subculture, and __________ culture are all types of __________ found around the world. A. universal . . . lifestyles B. popular . . . culture
Trinity takes a square piece of cardboard and cuts 3 in. by 3 in. squares out of each corner. She folds the sides up to make a box without a top. What equation
what is the surface area
What was the main character in titanic?
When you roll two six-sides dice, you get the following 11 combined outcomes: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, or 12. What are the total number of outcomes can y