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anonymous
 5 years ago
Trying to figure out how to find the length of a polar curve eq  r=7sin(theta + Pi/4). I do not know how to do this HELP
anonymous
 5 years ago
Trying to figure out how to find the length of a polar curve eq  r=7sin(theta + Pi/4). I do not know how to do this HELP

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bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0what is the equation? r = 7Sin(theta+Pi/4) or  r = 7Sin(theta+Pi/4) ?

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0\[Length = \int\limits_{a}^{b} \sqrt{r^2+(dr/d \theta)^2}d \theta\]

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0Now the hard part here is, finding the limits.. i forgot how to do that, let me graph this thing, see what it looks like..

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0still tryin to figure out limits...

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0do you know how to find limits? I've always been bad at polar stuff...

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0no  this problem came from my College algebra/trig 400 class. Not doing integration yet.

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0I think i know the limits, but sorry I can't solve this without integrating, never learned any other way of finding arclength..=(
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