imariahduncan imariahduncan
  • 07-03-2022
  • Mathematics
contestada

Given tan() = 4/3 and sin() -4/5, find cos()

Given tan 43 and sin 45 find cos class=

Respuesta :

claire33p7xpgf
claire33p7xpgf claire33p7xpgf
  • 08-03-2022

Answer:

Make a triangle with an opposite side of 4 and adjacent side of 3 (hypotenuse is 5).  You can now work out all trig functions for that angle. including sin(x)

Use the double angle formula to find sin(2x)

Step-by-step explanation:

Answer Link

Otras preguntas

what is 14/28 in simplest form
what nation started World War One and what two nations escalated the conflict
Every second, 300cm3 (300cm cubed) of water comes out of a tap into a cuboid tank. A base of the tank is 40cm by 40cm.mThe height is 12cm. How many seconds will
insight into the thoughts and feelings of all characters. Which type of narrator does this describe?
Y=-3x^2-6x+24 Find vertex x-intercept, y-intercept, axis of symmetry, domain, range, and increasing and decreasing intervals
Difference between codons and anticodons
How did a war fought to bring “essential humans freedoms” to the world fail to protect the home-front liberties of blacks, Indians, Japanese-Americans, and Mexi
what is the adverbial phrase in When you've finished,do the extra questions on page one
what phrase did Winston Churchill use to describe the area of the continent under communist control?
what do Asoka's edicts indicate about him?