A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • 5 years ago

How do I expand and simplify the first 3 terms of: (3b^2 - 2/b)^14?

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

    |dw:1326891674636:dw|

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

    do you know the pascal coefficients for this?

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

    1 14 91 364 1001 2002 3003 3432 3003 2002 1001 364 91 14 1 \[(a+b)^{14}=a^{14}+14a^{13}b+91a^{12}b^2...\]

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

    Now just let a=3b^2 and b=-2/b :)

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

    Bad choice of letters on my part :/

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

    or x= 3b..?

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

    \[(x+y)^{14}=x^{14}+14x^{13}y+91x^{12}y^2...\] let x=3b^2 and y=-2/b :)

  8. 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.