A community for students.
Here's the question you clicked on:
 0 viewing
JocelynHernandez
 3 years ago
How would you describe the roots of a quadratic equation?
JocelynHernandez
 3 years ago
How would you describe the roots of a quadratic equation?

This Question is Closed

JocelynHernandez
 3 years ago
Best ResponseYou've already chosen the best response.0Like: \[\frac{ 3\pm \sqrt{17} }{ 4 }\]

mathmate
 3 years ago
Best ResponseYou've already chosen the best response.0Graphically, they (real zeroes) cross the xaxis. If the zeroes are complex, they do not touch the xaxis.. Numerically, the roots, x1 and x2, have the property that f(x1)=0 and f(x2)=0, where f(x)=0 is the quadratic equation.

rizwan_uet
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1358090824515:dw

rizwan_uet
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1358090914575:dw

rizwan_uet
 3 years ago
Best ResponseYou've already chosen the best response.0the roots describe the values of x for which the required quadratic function's value is zero.

hba
 3 years ago
Best ResponseYou've already chosen the best response.1Actually we use the discriminant to determine, \[\huge\ D=b^24ac\]

JocelynHernandez
 3 years ago
Best ResponseYou've already chosen the best response.0@hba Thats what i got as the discriminant

hba
 3 years ago
Best ResponseYou've already chosen the best response.1\[b^24ac>0,two \ real \ solutions\]\[b^24ac=perfect \ squar e ,Two \ real \ rational \ solutions\]

hba
 3 years ago
Best ResponseYou've already chosen the best response.1If, \[b^24ac= no \ perfect \ sq uare,Two \ real \ irrational \ solutions\]

hba
 3 years ago
Best ResponseYou've already chosen the best response.1\[b^24ac=0,One \ real \ solution\]

hba
 3 years ago
Best ResponseYou've already chosen the best response.1\[b^24ac<0,No \ real \ but \ two \ imaginary \ solutions\]
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.