Math, asked by sumitpuri01, 6 months ago

4. If A + B = 90', Prove that
11
tan A
tanA.tanB+tanA.cotB sin'B
sinA.secB
cos'B
17 11
11

Answers

Answered by areebkamran21

0

Answer:

Step-by-step explanation:

Trigonometry. If a+b=90 then prove that root tanAtanB+ ...

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