Edmund5390 Edmund5390
  • 14-03-2024
  • Mathematics
contestada

Given that cosθ = -(√7)/3, (π/2) < θ < π, find the exact value of each of the following:
a) sin(2θ)
b) cos(2θ)
c) sin(θ/2)
d) cos(θ/2).

Respuesta :

Otras preguntas

In the book “Boy in the striped pajamas” what does Gretel notice about the people she sees from Bruno’s bedroom window ?
Who discovered new york harbor while looking for the northwest passage to asia
What is the ionic form of this unbalanced equation? mno2 + hno2 → mn(no3)2 + h2o?
How is the central conflict of the novel resolved? (Treasure Island) A. Captain Smollett and his men get the treasure, while the pirates who mutinied are
Spanish credit recovery exam please help1.) escoge la conjugacion correctable del verbo.Ella ______ en la capital tres anos.2. yo _______ en cuenta sus preferen
Contrast the functions of the venae cavae and the aorta
which of the following was a difficulty faced by the Ottoman Empire in the 1700's and 1800'sA. lack of trained artisansB. refusal to trade with other nationsC.
Participating in physical activity can help to reduce stress in all of the following ways EXCEPT:
answer these three questions
Aaron is rolling the fair number cubes. What is the probability both cubes show a 5