Question

Prove that:
tan A+cot A=sec A×cosec A

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Answer 1

Answer:

Step-by-step explanation:

tanA + cotA

= tanA + I/tanA

= sinA/cosA + cosA/sinA

Now taking LCM

(sin²A + cos²A)/sinA x cos A

= 1/sinA  x 1/cosA

=secA x cosec A

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