howellsamiya howellsamiya
  • 27-01-2017
  • Mathematics
contestada

verify the identity sin^2(x/2)=(1-cosx)/2

Respuesta :

kearriedavis
kearriedavis kearriedavis
  • 27-01-2017
Use the following identity:

cos(2x)=1-2sin^2(x)
Answer Link

Otras preguntas

When rounded to the nearest thousand, I round to 3,000. Rounding to the nearest hundred makes me 2,700. Three of my digits are the same, what number am I?
error analysisa student says that the perimeter of a rectangle with side lengths (2x-1)inches and 3x inches can be written as (10x-1) inches. because 2(2x-1) +
What geographic factors influenced the development of the Atlantic slave trade
What percent of 9.2 is 2.5?
the lowest common multiple of two numbers is 36, one number is 12, what might the other number be?
how to write 820.681 in expanded form
Find the exact value of the expression. Write the answer as a single fraction. Do not use a calculator.[tex]sin \frac{3 \pi }{2} tan (\frac{-23 \pi }{4}) - cos
when k is equal to 5 and n is equal to 12, what does four k plus n equal?
What is another word for carbon fiber?
In the later phases of the Civil War, General __________, running for president against Lincoln, declared that he would not make emancipation a condition of rec
ACCESS MORE
EDU ACCESS
Universidad de Mexico