Math, asked by ankushjain1589, 1 year ago

Proof:1 +cot²∅=cosec²∅/ proof that

Answers

Answered by rusha260903
1

Answer:

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Answered by BendingReality
2

Answer:

1 + cot² Ф = cosec² Ф  [ Proved ]

Step-by-step explanation:

Given :

1 + cot² Ф = cosec² Ф

L.H.S. = 1 + cot² Ф

= > 1 + cos² Ф / sin² Ф

= > ( sin² Ф + cos² Ф ) / sin² Ф

We know :

sin² Ф + cos² Ф = 1

= > 1 / sin² Ф

= > cosec² Ф

L.H.S. =  R.H.S.

Hence proved.

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