sarahjohnson56 sarahjohnson56
  • 11-06-2016
  • Mathematics
contestada

Verify the identity.

cot(x minus pi divided by two). = -tan x

Respuesta :

jhonyy9
jhonyy9 jhonyy9
  • 17-06-2016
cot(x -pi/2) = (cos(x -pi/2))/(sin(x -pi/2)) = - sin x / cos x = - tan x 
Answer Link

Otras preguntas

Shirley bought. 20.8 pounds of bird seed at a birgain store. she wants to fill her feeder 100 times with an equal amount. how much seed should she put in the fe
For #2, please look at the second map and see what resources the land held that we gained along with the land.
The Latin phrase pluribus unum means “In God We trust.” “We hold these truths to be self-evident.” “Out of many, one.” “We the people.”
Helium has a low latent heat of vaporization at 3.45 J/g. This indicates that helium has: strong attraction between solid particles weak attraction between
Where does Tom get his idea for adventure that he creates for huck and the other boys
I have no idea how to answer this prompt. How to best represent a pattern using mathematical principals.
explain cultural impact of the british mercantile system
For the parent function y=√x what effect does a value of b = 5 have on the graph?
one step equations explanation. [tex] - 7y = - 91[/tex]
Ants are one of the lizard's favorite foods. it can eat 45 ants per minute. how long would it take this lizard to eat 1080 ants? Express your answer in minutes.