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anonymous
 4 years ago
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.
anonymous
 4 years ago
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.

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0if 2+sqrt3 is a root then 2sqrt3 is also root, so sum of roots is 4=b/a

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1336638007963:dw

apoorvk
 4 years ago
Best ResponseYou've already chosen the best response.0when 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'.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0and multilpy root is 1= c/a=q

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1345961568952:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0this question asked 3 months ago !!!!!
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