neilvarghese7 neilvarghese7
  • 12-02-2021
  • Mathematics
contestada

prove that sec^2θcosec*2θ-2-cot^2θ=tan2θ

Respuesta :

DWRead
DWRead DWRead
  • 12-02-2021

Answer:

Step-by-step explanation:

I think you mean tan^2θ, not tan2θ.

Use the trigonometric identities

secθ = 1/cosθ

cscθ = 1/sinθ

tanθ = sinθ/cosθ

sin²θ = 1-cos²θ

cos²θ = 1-sin²θ

Ver imagen DWRead
Answer Link

Otras preguntas

If max drives 25 miles per hour, how many minutes will it take him to drive 15 miles
How many pounds are in 45 ounces?
What is the answer for 62 divided 5,821?
What is the weight of a person whose mass is 72kg?
PLZ HELP QUICKLY!!!!!!!!Drivers on the turnpike need money, or they cannot pass the tollbooths. Which identifies the subjects of this compound sentence? Drivers
Which statement best describes the organelles in a cell? A. All organelles are involved directly with communication between cells. B. Organelles must work toge
which has a higher frequency electron or a neutron why ?
Which of the following is a possible ancestor to modern humans? a. Australopithecine Afarensis b. Australopithecine Robustus c. Neanderthals d. Apes and Chimpan
belief system that seeks harmony with nature and with inner feelings
Which type of radiation is used to make images of bones inside the body?