A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • one year ago

??

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

    x + y = 60 and xy is a maximum any ideas?

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

    how did you get that?

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

    u could use calculus..

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

    No sorry I actually got 500

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

    500??

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

    Yeah because 50 + 10= 60 and 50 * 10= 500

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

    let P = xy we need to find maxm of xy y = 60 - x P = x(60-x) now find dP/dx

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

    2x-60?

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

    dP/dx = 60 - 2x = 0 x = 30

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

    Is 30 the answer???

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

    yes

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

    - though the 2 integers are the same

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

    - so it might be argued that the answer is 31 - if one integer is larger than the other

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

    Alright thank you so much! And 30 was the right answer.

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

    ok yw

  16. 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.