shreya27032006
shreya27032006 shreya27032006
  • 23-01-2021
  • Mathematics
contestada


Prove that:

1+cot²a / 1 + cosec a = cosec a
​

Respuesta :

kritika3375
kritika3375 kritika3375
  • 23-01-2021

Step-by-step explanation:

LHS= 1 + cot^2A/1+cosecA

=(1+cosecA + cot^2A)/1+cosecA

{By using basic trigonometric theorem cot^2A = cosec^2A - 1}

=(1+cosecA + cosec^2A - 1)/(1+cosecA)

=(cosecA + cosec^2A)/(1+cosecA)

=[cosecA (1+cosecA)]/(1+cosecA)

{Cancelling 1+cosecA}

=cosecA

Answer Link

Otras preguntas

which biomes would be found nearest to the equator?
Nosotros llevamos la ropa. --->
What was the most important difference between Muhammad’s teachings and the beliefs of other Arabs?
Matt walked three-quarters of a mile in fifteen minutes. What was his approximate speed in miles per hour?
Why did Germany attempt to enlist the help of Mexico during World War 1
Tim is grilling burgers for dinner. He uses 15.0g of propane. Given that the combustion of propane releases 2,220 kJ/mol and that the molecular weight of propan
Why were trains built close to the shore in Japan? * O The views were excellent O They were afraid of fires O It was easier
This what I got is this the right answer?
Define the word art (what would the dictionary say art means?). write it in your own words.
find missing measures