A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing


  • 4 years ago

Which of the following is an equation of the line tangent to the graph of f(x)=x^4+2x^2 at the point where f'(x)=1 ? A) y= 8x-5 B)y=x+7 C) y=x+0.763 D) y=x-0.122 E)y=x-2.146

  • This Question is Closed
  1. amistre64
    • 4 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    since f'(x) = 1 thats the slope of the line, so A is out by default next thing to do is to determine at which point f'(x) = 1 by taking the derivative of f(x) and solving it.

  2. 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...


  • 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.