trippylxe trippylxe
  • 02-11-2016
  • Mathematics
contestada

Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.
cos^4(x)

Respuesta :

mozarth11
mozarth11 mozarth11
  • 02-11-2016
cos^4(x) = 
(cos²x)² = 
(1-sen²x)² = 
1² - 2*1*sen²x + sen^4x = 
1 - 2sen²x + sen^4x
Answer Link

Otras preguntas

How many times does 73 go into 430
what is 0.0023 as a percent
2. Select one of the entries. Did this event make China stronger or weaker
Label the place value 12,354.897
Can the answer of two mixed numbers be equal to 2? Explain why or why not.?
Which additional word in the sentence should be capitalized? Does your 5 book say when the World Wide web was invented? a. Book b. Web c. Invented d. 5
Help number 10!!!!!!!!!
Longitudinal seismic waves are known as
How many right angles can be in an obtuse triangle?
One result of the Neolithic Revolution is a) daylight b) Ice Age c) social classes d) Cro-Magnons I thought it would be a. daylight but it doesn't seem right,