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

in MS Word we can merga cells​
Olivia and Brittany each made a bowl of punch. Brittany used 2 3/5 times as much lemonade as Olivia did. If Olivia used 2 cups of lemonade, how many cups of lem
Which of these not used in organic farming? A. biological control B. chemical fertilisers C. compost D. crop rotation​
what comes next in the sequence? 10, 30, 90, __, __, __
which organelle has large storage containers for water, food, and waste only in plant cells
what is 2.75+(-2)+(-5.25)
need help 1-11???? Spanish set or estar
What flower that blooms only in the midst of the night with loyalty of lies
Three times the sum of a number and 4 is twice a number minus 8.
France was a rich and powerful nation in the 17th century how did the artist of the time react to this historical context