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Question

Prove the following trigonometric identities.

1sec A+tan A-1cos A=1cos A-1sec A-tan A

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Solution

In the given question, we need to prove .

Here, we will first solve the L.H.S.

Now, using, we get

On further solving, we get

Similarly we solve the R.H.S.

Now, using, we get

On further solving, we get

So, L.H.S = R.H.S

Hence proved.


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