mgadel
mgadel
01-02-2017
Mathematics
contestada
How do I begin this equation
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 41+ )
Otras preguntas
In a computer game, when choosing a character there are 5 choices for hair style, 3 choices for eye color, and 7 choices for outfits. How many different charact
Rita made $221 for 17 hours of work.At the same rate, how much would she make for 12 hours of work?
Which country directly supported the assassination of Archduke Ferdinand in 1914?
How would you describe the difference between the graphs of f(x)=2/3 x^3 and g(x)=2/3(-x)^3
Suppose you have 52 feet of fencing to enclose a rectangular dog pen. The function A=26x-x^2, where x = width, gives you the area of the dog pen in square feet.
What was the result of the death of Joseph Stalin and the rise to power of Nikita Khrushchev?A. The superpowers abandoned their nuclear arms race.B. The Soviet
help me solve this: a bicyclist in the tour de france crests a mountain pass as he moves at 18 km/h. At the bottom, 4.0 km farther, his speed is 75 km/h. what w
mary and jolene are both growing tomatoes in thier backyards to sell.jolene had 3 times as many as mary.but birds had eaten 6 before she picked them all.for the
What age group shows the greatest occurence of PTSD sufferers
Calculate number of photons from energy and wavelength
