Seudónimo Seudónimo
  • 25-03-2016
  • Mathematics
contestada

Find the cos(19pi/6)

Respuesta :

Аноним Аноним
  • 25-03-2016
π=180º

Cos(19π/6)=cos(19*180º/6)=cos (570º)=cos(210º+360º)=cos(210º)=
=-cos 30º=-√3 / 2≈-0.866...

Answer: cos(19π/6)=-cos 30º=-√3/2
Answer Link

Otras preguntas

Separates substances on the basis of the boiling points of the substances a.filtration b.distillation c.crystallization d.chromatography
Amanda's jewelry box is in the shape of a cube that has 6-inch edges. what is the voulume of Amanda's jewelry box?
nucleic acids are composed of monomers called?
Which of the following Americans worked with the United Nations and helped write the United Declaration of Human Rights?
What is the difference between the alleles of a gene? A. Their position on the chromosome B. Their amino acid sequence C. Their pentose sug
What did the use of atomic bombs during World War II lead to? a ban on all nuclear weapons for all developed countries for years in the future the need for a gl
What is a bureaucracy? A.a group of officials who help run a government or other organization B.a hereditary ruling class C.a densely packed battle formation u
How to rewrite decimals to fractions before adding
What is 0.07 as a fraction in simplest form?
10. Hamilton How long does it take Lewis travelling at 156 m.p.h to cover 16 miles?