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ashwinjohn3
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Ifp,q are rational and 2+\[\sqrt{3}\] is a root of x^2+px+q=0 then find the values of p and q.
 2 years ago
 2 years ago
ashwinjohn3 Group Title
Ifp,q are rational and 2+\[\sqrt{3}\] is a root of x^2+px+q=0 then find the values of p and q.
 2 years ago
 2 years ago

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cinar Group TitleBest ResponseYou've already chosen the best response.3
if 2+sqrt3 is a root then 2sqrt3 is also root, so sum of roots is 4=b/a
 2 years ago

cinar Group TitleBest ResponseYou've already chosen the best response.3
dw:1336638007963:dw
 2 years ago

apoorvk Group TitleBest ResponseYou've already chosen the best response.0
when roots are irrational, they occur as conjugate surds > that means if one root of the quadratic is 2+sqrt3, the other would be 2sqrt3. Hence, you can find out product of roots, which is 'q'. and sum of roots which is 'p'.
 2 years ago

cinar Group TitleBest ResponseYou've already chosen the best response.3
and multilpy root is 1= c/a=q
 2 years ago

chemENGINEER Group TitleBest ResponseYou've already chosen the best response.0
dw:1345961568952:dw
 2 years ago

mukushla Group TitleBest ResponseYou've already chosen the best response.0
this question asked 3 months ago !!!!!
 2 years ago
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