Math, asked by PriyankaMuduli, 11 months ago

(1 + cot A - cosec A ) ( 1+ tan A + sec A ) = 2 ​


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Answers

Answered by Anonymous
5

1+ cot- cosec)( 1+ tan+ sec)

1+ cos/sin - 1/sin)( 1+ sin/cos + 1/cos)

sin+ cos - 1)( sin + cos +1)/ sin cos

( sin+ cos)^2 - 1)/ sin cos

sin^2 + cos^2 + 2sincos- 1)/ sin cos

2sin cos)/ sin cos

2

Answered by tina9961
8

Answer:

⇒ 1+ cot- cosec)( 1+ tan+ sec)

⇒1+ cos/sin - 1/sin)( 1+ sin/cos + 1/cos)

⇒sin+ cos - 1)( sin + cos +1)/ sin cos

⇒( sin+ cos)^2 - 1)/ sin cos

⇒sin^2 + cos^2 + 2sincos- 1)/ sin cos

⇒2sin cos)/ sin cos

⇒2

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