Math, asked by Moon12a, 9 months ago

Cosec39×sec51-tan51×cot39

Answers

Answered by dolly085

2

Answer:

1

Step-by-step explanation:

=Cosec39sec51 - tan51cot39

=cosec(90 - 51)sec51 - cot(90 - =51)tan51

=Cosec^51 - cot^251

= 1

Formula

cosec^2A - cot^2 A = 1

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