>>>Today I got a series of creative math solution by email. One of them was a copy of real exam paper.
>>>
>>>

>>>Question: Expand (a+b)^n
>>>Answer:
>>>(a+b)^n = (a + b)^n = (a  +  b)^n = (a   +   b)^n etc.
>>>

Teacher's note was "Very funny Peter".
>>>Cetin
>>
>>This one circulated among the staff at my college:
>>
>
>

>sin x    in
>----- = ----- = icon
>cos x    co
>

LOL. Exceptional solution.
Cetin