1.

7tan2A-7cosec2A Pls.helpmMe

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Answer:

As you have not said to prove the above PROBLEM with something

Instead you could take A as 30° to SOLVE to get a VALUE

So, take 7 common from the above TERMS and SUBSTITUTE the value of A

And finally you will end with the answer of getting the value as 7(√3-1÷2)



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