Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

Ishaan94

  • 2 years ago

Find \(x\).\[\left(2\cdot 7\right)^n+\left(3\cdot 5\right)^n-5 \equiv 0 \pmod{x},\quad n\in\mathbb{Z}\]

  • This Question is Closed
  1. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @KingGeorge

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

    @ishaan ayye konsa grade ka problem ha?

  3. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    hmm depends. what grade are you in?

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

    i 'm in 12th

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

    but i don't have any i idea how to solve this problem....can we solve with mathmetical induction

  6. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    you can try it then.

  7. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    hmm idk, i don't know how you could possibly solve it with mathematical induction.

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

    is the power in LHS 'n' ? because then LHS modx will give u LHS for any and every value of x(and quotient=0)...as LHS does not depend on x....

  9. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    yes, the exponential power is \(n\) and \(n\in \mathbb{Z}\).

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

    what is x? integer or real number?

  11. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Integer.

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

    i think its\[2\times7^n+3\times 5^n-5 \]

  13. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    hmm maybe. i can't be sure of the question, i got it yesterday on my test. does it solves the problem? @mukushla

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

    yeah it solves the problem and answer will be \(x|24\)...

  15. Ishaan94
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    thanks. i got the same as well. i must have read the question wrong.

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

    very well...:)

  17. Not the answer you are looking for?
    Search for more explanations.

    Search OpenStudy
    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

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.