A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • 5 years ago

use binomial theorem to expand and simplfy (2a-3b)^5

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

    1 5 10 10 5 1 (2a)^5 +5(2a)^4(-3b) +10(2a)^3(-3b)^2 +10(2a)^2(-3b)^3 +5(2a)(-3b)^4 +(-3b)^5

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

    thank you soo much for the last problem! (: and this one to :D

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

    TOO

  4. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    32a^5 -480a^4b -2160a^3b^2 -1080a^2b^3 +810ab^4 -243b^5 Youre welcome :) might have to check my signs to be sure on this

  5. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    -2160a^3b^2 is wrong; should be: +2160a^3b^2

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

    are you a college student?

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

    random (:

  8. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[32a^5 -480a^4 b +2160a^3 b^2 -1080a^2 b^3 +810ab^4 -243b^5\]

  9. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    it chopped my artwork lol

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

    posted again when you're done...laptop was slow so had to get on desktop

  11. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    if I did the exponents right, and kept track of it all, that should be it :) and yeah, I go to colloege at the moment, but I am way older than the other students ;)

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

    haha; i see. well thanks for all your help! :)

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

    i really appreciate it!

  14. amistre64
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    youre welcome :) as long as I dont get typos in the numbers, these should be good :)

  15. 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.