Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

waheguru

  • 3 years ago

Quick Question: How does √20 = 2√5 Please Explain I am confused

  • This Question is Closed
  1. Kanwar245
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    √20 = √5.4

  2. Kanwar245
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    √4 = 2

  3. yoyointegrals
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ^ ding ding ding

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

    How does √20 = √5.4?

  5. gabrielle12
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    You can factor 20 out to equal 2*2*5. The square root of this is 2 times the square root of 5

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

    Can you show me how this would work if say it was √30?

  7. yoyointegrals
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    30 factors to 5*2*3 so you cannot change the square root of it.

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

    √40 does factor to 2*2*10 can you show how it work with this

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

    Would it be 2√10

  10. yoyointegrals
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    exactly.

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

    Thanks

  12. 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