liskhannah liskhannah
  • 03-08-2022
  • Mathematics
contestada

Cos(11*)cos(19*) - sin(11*) sin(19*)

Write the expression as a function of one number then find it’s exact value.

Respuesta :

vuyitmpangela
vuyitmpangela vuyitmpangela
  • 03-08-2022

Answer:

√3/2

Step-by-step explanation:

This is compound angle of cosine

cos(11+19)

=cos(30)

=√3/2

Answer Link

Otras preguntas

what does m equal in 6m 3=2m-4/2
what is 8 times 56 and what is 7 time 14
which of the following is a positively biased statement? A) Five army battalions were deployed to the area today B) soilders engaged the enemy in a mountainous
what contributed to the outbreak of the revolutionary war?
Does aluminum conduct electricity?
Simplify 5x - 4x - 6x
7.5x10^5-2.9x10^4=? having trouble
what is the solution set of the quadratic inequality 4(x 2)2<0
Which of these four religions claim the smallest number of adherents, a)Christianity, b) Hinduism, c) Judaism, d)Buddhism
Maple syrup, which comes from the sap of maple trees, is a mixture of water and natural sugars. It's a clear, brown liquid. It's homogeneous, and the sugars ca