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mathslover Group TitleBest ResponseYou've already chosen the best response.1
ok lemme give you a brief intro. to quadratic equation : \[\large{ax^2+bx+c=0}\] > general form of a quadratic equation
 one year ago

mathslover Group TitleBest ResponseYou've already chosen the best response.1
what do you think is the above equation , a quadratic equation?
 one year ago

mathslover Group TitleBest ResponseYou've already chosen the best response.1
ok good , so remember that the roots of a quadratic equation are : \[\large{roots =\frac{b\pm \sqrt{b^24ac}}{2a}}\]
 one year ago

mathslover Group TitleBest ResponseYou've already chosen the best response.1
put b = 13 , a = 2 and c = 20
 one year ago

gfields444 Group TitleBest ResponseYou've already chosen the best response.0
I'm not sure
 one year ago

mathslover Group TitleBest ResponseYou've already chosen the best response.1
ok .. see solve this now : \[\large{\frac{13\pm \sqrt{169160}}{4}}\] \[\large{\frac{13\pm \sqrt{9}}{4}}\]
 one year ago

gfields444 Group TitleBest ResponseYou've already chosen the best response.0
x= 1/3 and x=3?
 one year ago

mathslover Group TitleBest ResponseYou've already chosen the best response.1
10/4 = 5/2 and 16/4 = 4
 one year ago

mathslover Group TitleBest ResponseYou've already chosen the best response.1
sqrt{9}=3
 one year ago

gfields444 Group TitleBest ResponseYou've already chosen the best response.0
Ohhh. Wait okay I see what I did wrong. Thank you!
 one year ago
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