Math, asked by sangamb2000, 10 months ago

1+Tan²40=Cosec 2A, find the value of A

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Answered by kumarrohit91049

0

Step-by-step explanation:

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Asked on November 22, 2019 by

Arman Pàgarē

The value of cosec2A−cot2A−tanA=

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ANSWER

cosec 2A−cot2A−tanA

sin2A

1

−

sin2A

cos2A

−tanA

sin

2

A

1−cos2A

−tanA

2sinAcosA

1−(1−2sin

2

A)

−tanA

=

2sinAcosA

2sin

2

A

−tanA

=tanA−tanA

=0

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