A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
What are the possible rational zeros of f(x) = 2x3 – 4x2 – 7x + 14 ?
anonymous
 4 years ago
What are the possible rational zeros of f(x) = 2x3 – 4x2 – 7x + 14 ?

This Question is Closed

y2o2
 4 years ago
Best ResponseYou've already chosen the best response.12x3 – 4x2 – 7x + 14 = 2x²(x2)7(x2) = (x2)(2x²7) = 0 you can proceed...

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0you can also use the rational root theorem..

nenadmatematika
 4 years ago
Best ResponseYou've already chosen the best response.0the other zeros are +sqrt(7/2) but they're not ratonal numbers

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0possible rational roots would include all integer factors of 14 divided by all integer factors of the leading coefficient.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so +14/2,+7/2,+7/1,+7/1

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0that doesn't mean all are roots, it just means these are all of the possible roots.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0oops I forgot a couple ....+2/2, +2/1
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.