netflixacc0107
netflixacc0107 netflixacc0107
  • 02-04-2019
  • Mathematics
contestada

Evaluate cos^2 (n/12)

Evaluate cos2 n12 class=

Respuesta :

calculista
calculista calculista
  • 04-04-2019

Answer:

[(2 + √3)/4] = 0.9330127

Step-by-step explanation:

We know that

cos (pi/12) ^ 2 =

cos (pi/12)* cos (pi/12)  =

[(√6 + √2)/4]*[(√6 + √2)/4] =

(0.9659)*(0.9659) = 0.9330127

[(2 + √3)/4] = 0.9330127

Answer Link

Otras preguntas

Where would muscle A in the image set most likely be found? Lining of a tendon Lining of the thigh bone Lining of a heart ventricle Lining of the intestines
Which statement is an example of cultural convergence
what is a theme of a poem?
Completa la tabla siguiendo el primer ejemplo. ​Need help asap plzz
(3Q) Evaluate the logarithm.
what are nouns that name only one person place or thing
What inhibited FDR's willingness to help the cause of minorities during the 1930's
How menu terms are in the arithmetic sequence 7,0,-7,...,-175?
what is the general form of the equation of a circle with its Center at -2 1 and passing through -4 one
What is the pattern in the values as the exponents increase?