jenniferlynn jenniferlynn
  • 01-06-2016
  • Physics
contestada

Enter the expression 2cos2(θ)−1, where θ is the lowercase Greek letter theta.

Respuesta :

Hussain514 Hussain514
  • 09-06-2016
2cos2(θ)−1 = 0
2cos2(θ)=1
cos2(θ)=1/2
2θ=arc cos1/2
2θ=60 degrees
θ=30 degrees
Answer Link

Otras preguntas

How is Saul and Vine's relationship different after he returns for good?
John's property in Richland County, OH is in the shape of a trapezoid with the dimensions shown below. 40 m 20 m 56 m - What is the area of John's property? A.
x / 6/7 =3 2/5 solve to find x please help
challenges of owning a tarven​
What does The Bachelor give to the women he wants to stay on the show each week?
Peter runs 200 m in 30 s, while his sister Eva runs 300 m in 36 s. a) Who is the faster runner? Explain how you can tell. b) At the same rate, how far will each
One may not claim the additional costs from the parents or guardians of uninvited children, to a wedding of social event. An invitation to a social gathering co
Who pays personal tax to the government​
Being an entrepreneur comes with vario the personal benefits of entrepreneurship derstanding the ​
Hồi quy phương trình wage ~ age + log(schooling) + tenure + gender + origin + science + social với mô hình hồi quy tuyến tính để trả lời các câu hỏi sau. Câu 1