A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

KJ4UTS

  • one year ago

Determine the average rate of change of the function f(x)=-2x^2+5 over the interval from x=1 to x=4.

  • This Question is Closed
  1. KJ4UTS
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Do I plug this in like this: -2(1)^2+5=3 -2(4)^2+5=-27

  2. KJ4UTS
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    My choices are: -10 10 -8 8 None of the others

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

    average rate of change = slope

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

    you pluggd 1 and 4 to find y values now use slope formula to find average rate of change \[\huge\rm \frac{ y_2 -y_1 }{ x_2 -x_1 }\]

  5. KJ4UTS
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    -10

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

    :=) looks good

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

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

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.