presleyshay2003 presleyshay2003
  • 02-04-2021
  • Mathematics
contestada

Which of the following equations are identities? Check all that apply.
A. tan2x = sec2x-1
O B. sin²x = 1 - cos²x
O C. sinx-cos2x = 1
D. cot2x+csc2x= 1

Respuesta :

cwrw238 cwrw238
  • 02-04-2021

Answer:

B.

Step-by-step explanation:

Answer Link

Otras preguntas

Differences between DNA and RNA include which of the following? (1) RNA consists of one nucleotide chain. (2) RNA contains the nitrogen base uracil instead of t
What is 0.05 percent of 6.5?
The significance of the Open Door Policy for the United States lay in its (A) providing a use for the Philippines as a way station between China and the United
What were some events/things that caused the Great Depression?
what is the kingdom and phylum of a euglena protest?
what does etymology study?
Which period was the “golden age of dinosaurs”? a. the Triassic Period b. the Jurassic Period c. the Cretaceous Period d. the Tyrannosaurus Period
If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?
Why does Louis XIV want to expand France's border?
What is 1997 from 2014????????????