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Mandy86Best ResponseYou've already chosen the best response.0
i got 9\[9\pm \sqrt{65}/4\]
 one year ago

JadeEyesBest ResponseYou've already chosen the best response.3
Then \[x = \frac{ b \pm \sqrt{b ^{2}  4ac } }{2a}\] Where a = 2 b = 9 c = 2
 one year ago

Mandy86Best ResponseYou've already chosen the best response.0
i know how to do that i just got confused at the end
 one year ago

JadeEyesBest ResponseYou've already chosen the best response.3
\[x = \frac{ 9\pm \sqrt{97}}{4}\]
 one year ago

JadeEyesBest ResponseYou've already chosen the best response.3
c = 2 .. sorry my mistake..!
 one year ago

Mandy86Best ResponseYou've already chosen the best response.0
yeah it should be \[\sqrt{65}\] not\[\sqrt{97}\]
 one year ago

JadeEyesBest ResponseYou've already chosen the best response.3
its \[\sqrt{97}\] since b^2  4ac = (9^2)  (4x 2 x 2) = 81  (16) = 97
 one year ago

Mandy86Best ResponseYou've already chosen the best response.0
ur right i subtracted instead of add. thank you
 one year ago

JadeEyesBest ResponseYou've already chosen the best response.3
So you got the answer?
 one year ago
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