anishbaniya551645 anishbaniya551645

09-05-2021
Mathematics

contestada

Prove that:
(1 + Tan²A) Cos²A = 1

Respuesta :

saumyaadhikari saumyaadhikari

09-05-2021

Step-by-step explanation:

=(1+ sin^2 A/cos^2 A).cos^2 A

=[(cos^2 a+sin^2 a)/cos^2 a].cos^2 A

=[1/cos^2 a] . cos^2 a

=1

Answer Link

Otras preguntas

Which courtier to the royal family of the city-state of Mantua wrote a guide that described how a courtier should act while serving at court? A. Machiavelli

Segment xy represents the path of an airplane that passes through the coordinates (2,1)and (4,5). What is the slope of a line that represents the path of anothe

According to the cell theory, cells come from ________________. spontaneous generation photosynthesis other living cells cellular respiration

The floor of a concert venue is 100 3/4 feet by 75 1/2 feet. what is the area of the floor?

the bases on the mRNA strand are called what?

r + 3 1/2 = -4 2/3 what does r equal

What is the square of 6i

Name the stage of interphase in which cells copy their DNA

Why did Muslims produce the type of art they did?

express 396 as product of prime factors