Math, asked by aayush9017, 1 year ago

tan2a+cot2a=sec2acosec2a-2

Answers

Answered by akankshapriya94

2

Answer:

mark me as brainlist if this helps u

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Answered by ohe7990tv

0

Answer:

Step-by-step explanation:

Sin2A/cos2A+cos2A/sin2A=

(sin2A)2+(cos2A)2/sin2A×cos2A=

[a2 + b2= (a+b)2-2ab]

(sin2A+cos2A)2-2sin2A.cos2A/sin2A.cos2A

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