(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

2. Relevant equations

General Formula for Tan(a)=Tan(b)

3. The attempt at a solution

See the question I have uploaded.

I have tried solving it this way,

Firstly I applied the Quadratic Formula to get,

Now we have two cases,

CASE-1

When

So General Formula here will be,

Now, CASE-2

when

So General Formula here will be

I do not know what should I do next to get the answer? Please tell me how to proceed Further.

The answer given in the key is the option (C).

I will be thankful for any help!

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# Problem in finding a general solution

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