adrianthegreat8
adrianthegreat8 adrianthegreat8
  • 24-05-2018
  • Mathematics
contestada

write sin^2(x)*cos^2(x) as a single power of cosine, show work

Relax

Respuesta :

Abu99
Abu99 Abu99
  • 24-05-2018
This is what you're looking for if I'm not mistaken
sin²x + cos²x = 1
So:
sin²x = 1 - cos²x

∴ sin²x * cos²x = (1 - cos²x) * cos²x
= cos²x.(1 - cos²x)
(= cos²x - cos⁴x)
Answer Link

Otras preguntas

I’m confused on this one
Given PA=7 in. and CB=11 in. What is CA ?
Francie went in trembling. She had never seen a doctor or a nurse in all of her small life. The whiteness of the uniforms, the shiny cruel instruments laid out
A certain television is advertised as a 40-inch TV (the diagonal length). If the width of the TV is 24 inches, how many inches tall is the TV?
Need help with this math problem asap, please help 5 POINT Reward!
How do I reduce each fraction to simplest form. #summer school
[tex] \sqrt{3} = {27}^{?} [/tex]
How many weeks in a year
The graph of f(x) = 2x is shown on the grid. The graph of g(x) = ()x is the graph of f(x) = 2x reflected over the y-axis. Which graph represents g(x)?
Find the local and global extrema to the nearest tenth for the graph of ƒ(x) = –x3 + 9x – 1