Thank you all!
well, in fact, I was trained not to use those powerful graphic calculator, but then I turned to use Wolfram lol even more powerful, and make me completely depend on it...
last night I've also realized that I had somehow put the cart before the horse...
Seeing my friends all...
but for the polar curve... it's a bit more difficult... :-(
you know sometimes they have interceptions but at different Θ :-(
and it's will be great if it has this function for me checking the solutions...
As I needn't use graphic calculator at school, I'm still not very familiar with my newly bought algebra fx2.0 plus:-(
and I'm now having troubles. :-(
Can this calculator find area between curves?
also, can it find area bounced by a polar curve?
I can only find area under curve by...