A community for students.
Here's the question you clicked on:
 0 viewing
 2 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.
 2 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.

This Question is Closed

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

apoorvk
 2 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'.

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

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

mukushla
 2 years ago
Best ResponseYou've already chosen the best response.0this question asked 3 months ago !!!!!
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.