Solve Trigonometric Equation For x

Discussion in 'Other Pre-University Math' started by nycmathguy, Mar 14, 2022.

  1. nycmathguy

    nycmathguy

    Joined:
    Jun 27, 2021
    Messages:
    5,386
    Likes Received:
    420
    IMG_20220313_214210.jpg
     
    nycmathguy, Mar 14, 2022
    #1
    Dheglen likes this.

    1. Advertisements

  2. nycmathguy

    MathLover1

    Joined:
    Jun 27, 2021
    Messages:
    2,989
    Likes Received:
    2,883
    only Integer solution is x=0
     
    MathLover1, Mar 14, 2022
    #2
    nycmathguy likes this.

    1. Advertisements

  3. nycmathguy

    nycmathguy

    Joined:
    Jun 27, 2021
    Messages:
    5,386
    Likes Received:
    420
    Can you show x = 0 to be true?
     
    nycmathguy, Mar 15, 2022
    #3
  4. nycmathguy

    MathLover1

    Joined:
    Jun 27, 2021
    Messages:
    2,989
    Likes Received:
    2,883
    you know that sin(0)=0

    sin(0)*sin(0)=sin^2(0)=0
    same will be for any power
    sin^100(0)=0

    cos(0)=1 same reasoning as above
    cos^100(0)=1

    so,
    sin^100(0)+cos^100(0)=1
    0+1=1
    1=1 ->true
     
    MathLover1, Mar 15, 2022
    #4
    nycmathguy likes this.
  5. nycmathguy

    nycmathguy

    Joined:
    Jun 27, 2021
    Messages:
    5,386
    Likes Received:
    420
    Not so bad, honestly.
     
    nycmathguy, Mar 15, 2022
    #5

    1. Advertisements

Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments (here). After that, you can post your question and our members will help you out.
Similar Threads

  1. Solve Trigonometric System

Loading...