mgadel mgadel
  • 01-02-2017
  • Mathematics
contestada

How do I begin this equation

How do I begin this equation class=

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 07-02-2017
Trigonometry:
We know that   csc x = 1 / sin x    and π = 180°;
sin 5π/ 6 = sin 150° = 1/2
csc 2π / 3 = 1 / sin 120° = 1 / √3/2 = 2 / √3
Finally:
4 · 1/2 + 7 · ( 2 / √3 )² = 2 + 7 · 4/3 = 
= 2 + 28/3 = 2 + 9 1/3 =  11  1/3
Answer Link

Otras preguntas

6 over the square root of 5 minus the square root of 2
What would be labor’s first step in solving labor problems and effecting change?
A b c or d please help
Please help i need it the answer right now
The table shows values for functions f(x) and g(x). What are the known solutions to f(x) and g(x)? Select each correct answer. 1, 3, 7, 9, 11
Suppose that danielle was an eyewitness to a store robbery. she gives the police a description of the criminal: "30-35 year-old male, brown hair, light eyes, ab
Under normal conditions of temperature and pressure, the gaseous state of a liquid is called _______. A. vapor B. water C. smoke D. ice
Why is it important to learn about others religions?
Which of these equations is shown on this graph?
Which of the following is most chemically like sulfur