Math, asked by sharmasunny7679, 8 hours ago

18.
(1+tan^2A) cot A/
cosec^2A=
tan A

Answers

Answered by Anonymous

1

Answer:

sec²A.cotA/cosec²A

cosA/cos²A.cosec²A.sinA

sin²A/cosA.SinA

sinA/cosA

tanA

proved...let's enjoy

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