As if any of us in here knows that homework of yours...
thanks for your support
You've got to let it all go Neo. Fear, Doubt, Disbelief. Free your mind.
Life is what you make it.
There is no spoon.
Is this a math problem or your secret code from your StarWars decoded ring??
I know what I have given you. I do not know what you have received. ~Antonio Porchia
It depends on what r is.
The only true wisdom is in knowing you know nothing.