Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

evergirl

A fraction has a denominator of 3 + 4i. What is multiplied with the fraction to rationalize the fraction?

  • one year ago
  • one year ago

  • This Question is Closed
  1. srossd
    Best Response
    You've already chosen the best response.
    Medals 2

    To get a real number out of an imaginary number, you multiply by its conjugate. The conjugate of a+bi is a-bi, so the conjugate of 3+4i is 3-4i. So, you multiply by \[\frac{3-4i}{3-4i}\] to rationalize it.

    • one year ago
  2. WhyAmIAlive-Drake
    Best Response
    You've already chosen the best response.
    Medals 1

    good job

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

    Thanks!

    • one year ago
    • Attachments:

See more questions >>>

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.