What are u doing.....!!!!??????

Serious doubt that my mind always troubled me with is what, am putting in front of u guys now...................
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I surely understand 1+1=2(though afta a lotta hard work:-p)................ but what’s hard to understand is that how the hell is >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>WHAT ARE YOU DOING=WHATCHA DOING=WHATSUP=WASSUP=SUP........

If the same question is given in an examination paper, it would be asked in the following way:

WHAT ARE YOU DOING=WHATCHA DOING=WHATSUP=WASSUP=SUP, derive and prove the given equation!!!!!!!!!!!!!!

So all u bachein out there try solving the equation here...........:-p:-p:-p

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P.S: Its a 16 mark question in JNTU err... sorry LMEK(laath maar engineering ko) question paper!!!!!!!!