Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

MissMathmatics

  • one year ago

f(x)=2x^3-3x^2+3x-2 How many zero's does it have, How many real zeros and what are the real solutions? (This is just an Example on my paper)

  • This Question is Closed
  1. Goten77
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    1st derivative test?

  2. MissMathmatics
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Yes

  3. Goten77
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    well that wont help much but the general rule is whatever power its to is how many zeroes it will have -1

  4. MissMathmatics
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    It asks for the total number of zeros Then asks the number of real zeros

  5. MissMathmatics
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    It says Function has _____ total zeros and Function has ______ real zeros.

  6. Goten77
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    k so what ied do is 1st factor and get (x-1)(2x^2 -x+2) then set that = to 0

  7. MissMathmatics
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    & Solve for X ?

  8. Goten77
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes...well its obvious x=1 is the 1st zero since x-1=0 x=1 now the 2nd 1 is the quadratic part

  9. MissMathmatics
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Oh okay . Ty (:

  10. Not the answer you are looking for?
    Search for more explanations.

    Search OpenStudy
    • Attachments:

Ask your own question

Ask a Question
Find 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
  • 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.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.