Math, asked by seemax1980sgmailcom, 8 months ago

cot A - cos A / cot A + cos A = sec a + tan 2a = 2 sec a tan a​

Answers

Answered by BornCxnfused
2

cosec

2

Acot

2

A−sec

2

Atan

2

A−(cot

2

A−tan

2

A)(sec

2

A+cosec

2

A−1)

=cosec

2

Acot

2

A−sec

2

Atan

2

A−cot

2

Asec

2

A−cot

2

Acosec

2

A+cot

2

A

+tan

2

Asec

2

A+tan

2

Acosec

2

A−tan

2

A

=−cot

2

Asec

2

A+cot

2

A+tan

2

Acosec

2

A−tan

2

A

=−cot

2

A(sec

2

A−1)+tan

2

A(cosec

2

A−1)

=−cot

2

Atan

2

A+tan

2

Acot

2

A

=−1+1

=0

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