ibis121
ibis121
06-12-2014
Mathematics
contestada
how to find cos(-19pi/6)
Respuesta :
jamiealt123
jamiealt123
06-12-2014
Use the unit circle.
-19pi/6 is the same as 3pi + pi/6
This means that it goes around the unit circle 3pi times and ends up at 7pi/6
So -19pi/6 is equivalent to 7pi/6.
Looking at the unit circle, cos(7pi/6) = -√3/2
Answer Link
VER TODAS LAS RESPUESTAS ( 18+ )
Otras preguntas
In a stock market game, Sergio bought 150 shares of stock at a price of 5/8 a game dollar per share. How much game money did 150 shares cost?
Following World War I, how did Wilson propose to have world peace? through the Fourteen Points the League of Nations Treaty of Versailles
A smart card is _____.
If u times 23 by 10 shouldn't u get 230 but my teacher says that's not it u have to did everything but I don't know what to did die
Which of the following is a properly written formula for a compound between copper and bromine? CuBR CUBR CuBr CUBr
The concept of _____ divided the octave into 12 tones which helped to avoid unpleasant harmonies. counterpoint equal temperament imitative polyphony modes
Using less water is one way to practice water a. filtration. b. distribution. c. conservation. d. irrigation.
A mutation that involves one or a few nucleotides is called: mutagen,inversion,point mutation,translocation
Group of people who traveled into Africa to promote Christianity were called heretics. missionaries. imperialists. Boers.
These types of unhealthy people will often do almost anything for the approval of others. a. fixers b. centers c. enablers d. people pleasers
good job
