Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

dennisjr

  • 2 years ago

f(x)=3x^3+4x^2-x+C and f(2)=1 what is the value of c

  • This Question is Closed
  1. Algebraic!
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 2

    put in '2' for 'x' and set the whole thing equal to '1'... then find C

  2. dennisjr
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok im trying it

  3. dennisjr
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    so I get fx=3(8)+4(4)-x+c

  4. myininaya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Replace all x with 2 So you should have f(2)=3(8)+4(4)-2+c which can be simplified more so

  5. myininaya
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Then set that =1 and solve for c

  6. fatemeh8989
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    you would get : fx=3(8)+4(4)-2+c = 1 now c is easy to find,right?

  7. dennisjr
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    im trying to work it

  8. fatemeh8989
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    c = 1 - 24 - 16 + 2 which is: -37

  9. tasreeb
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    C=-37

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

    • 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.