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anonymous
 5 years ago
r^2+81=r^2=60r+900
anonymous
 5 years ago
r^2+81=r^2=60r+900

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amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0r^2: r^2 60r 900 =0

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0doesnt make sense really

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0(r30)^2 = 900+900 r = 30 + sqrt(1800)

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0sqrt(1800) = 30sqrt(2) right? r = 30(1 + sqrt(2)) maybe

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0amistre64, he has posted the same question earlier and I got a different answer: http://openstudy.com/groups/mathematics#/groups/mathematics/updates/4de40fa04c0e8b0b62caacd8

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0different is good, cause i dont think mine is right .... i got doubts lol

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0r^2 +81 = r^2 +60r +900 0 = 60r +90081 r = (90081)/60

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0(13.65 * 13.65) + 81 = (13.65 * 13.65) + 60(13.65) +900 It does not satisfy the equation

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0would 12 be the answer ?

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0no 12 would not be the answer

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0you have too many equal signs can you rewrite the problem please

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.0i get there is no solution

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0r^2 means r squared ...
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