leaaaaaaaaaaaa
leaaaaaaaaaaaa leaaaaaaaaaaaa
  • 25-05-2018
  • Mathematics
contestada

Verify the identity. Justify each step.

Verify the identity Justify each step class=

Respuesta :

Matheng
Matheng Matheng
  • 25-05-2018
From the trigonometry:

tan θ = (sin θ) / (cos θ)
cot θ = (cos θ) / (sin θ)

∴ tan θ + cot θ = (sin θ) / (cos θ)  +  (cos θ) / (sin θ)
  = [ sin² θ + cos² θ]/( sin θ cos θ) = 1 /( sin θ cos θ )


note :   sin² θ + cos² θ = 1

Answer Link

Otras preguntas

How do I solve 4x + 3y=0 & 2x + y = -2 using substitution
Where does 5/6 go on a number line
What is square root of 270
Fiona spent $13.70 to travel across the city in a taxi. It cost her $3.25 to get the taxi and $2.75 each mile she traveled. Write an equation to find m the tot
did mostly quakers settle in connecticut colony
If n is even, which of the following cannot be odd? a) n + 3 b) 3n c) n² - 1, Can you please explain with some details?
A  5 gallon mixture contains 40% acid. A 3 gallon mixture contains 50% acid. What percent is obtained by putting the two mixtures together?
Round 38.47 to the one decimal place??
Which is a rational number?   A.9
How do I solve 4x + 3y=0 & 2x + y = -2 using substitution