Verifying Trigonometric Identities...1

Discussion in 'Geometry and Trigonometry' started by nycmathguy, Jan 8, 2022.

  1. nycmathguy

    nycmathguy

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    Section 5.5

    Screenshot_20220103-223739_Samsung Notes.jpg

    IMG_20220107_195200.jpg
     
    nycmathguy, Jan 8, 2022
    #1
  2. nycmathguy

    MathLover1

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    you just made an error in the first line, should be

    (cos^2(x))^2-sin^4(x)=cos(2x)
    second line and the rest is correct
     
    MathLover1, Jan 8, 2022
    #2
    nycmathguy likes this.
  3. nycmathguy

    nycmathguy

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    Very cool. Thanks.

    Check this out:

    Railroad Track
     
    nycmathguy, Jan 8, 2022
    #3
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