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

how do you solve: 4 + |k + 1| <15
what is the equation of a line in slope-intercept form with a slope of -3/4 and a y-intercept of -2
What is the meaning of open proportion?
Sam evaluated the expression x2y for x = 7 and y = 9. He got a value of 49. Which of the following statements is correct
Kenji buys 3 yards of fabric for $7.47. Then he realizes that he needs 2 more yards. How much will the extra fabric cost?
List five kinds of cases that come under the judicial power of the United States courts.
What two numbers has a lcm of 50
How and where has oil, road development, mining, dams and agriculture contributed to local economic, political, and land use issues?
Stan works on an assembly line. What effective and appropriate approach would he be wise to use when coping with minor frustrations like hang-ups on a conveyor
What is larger 0.6 or 3/4 explain?