EvelynMik EvelynMik

03-11-2016
Mathematics

contestada

1+sin^2 x = 2-cos^2 x

Respuesta :

Аноним Аноним

03-11-2016

1+sin²x=2-cos²x
Remenber: sin²x+cos²x=1 ⇒sin²x=1-cos²x

1+sin²x=1+(1-cos²x)=2-cos² x (this is true)

Answer Link

Otras preguntas

Choose the definition of: Plagiarism A. Passing off your work autonomously. B. Passing off the work of someone else as your own C. Passing off your work of your

Find the value. A. 1 B. 2 C. 3 D. 0.5

how has the roman invasion of Britain changed the country

How does a deep ocean current compare to a surface one? A. same salinity, but colder and less dense B. same temperature, but saltier and denser C. colder,

Which type of molecule is shown in the diagram below? A. Peptide B. Carbohydrate C. Lipid D. Nucleic acid

What is produced as a result of mitosis? A. Two cells, each containing half the number of chromosomes of the original cell B. Two cells, each containing the sam

Which one of the following is not true of the Dred Scott decision? Slaves are not free because they are property of their master. Property cannot be denied an

27 is what percent of 18.75?

There are 20 guests at a party the host has 8 gallons of punch he estimates that each guest will drink 2 cups of punch if his estimate is correct how much punch

_____________ is/are necessary for evaporation to occur. a Sublimation b Dry conditions c Transpiration d Heat