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Yahoo! Group Title

Find the Period of \[2 cos^3 x + 5cos4x\]

  • one year ago
  • one year ago

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  1. Ishaan94 Group Title
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    \(\cos^3x\)'s period is \(2\pi\) and \(\cos 4x\)'s period is \(\pi/2\). The period for the given equations should be \(2\pi\).

    • one year ago
  2. Ishaan94 Group Title
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    equation*

    • one year ago
  3. Yahoo! Group Title
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    lol....u seems to find the answer easily

    • one year ago
  4. Yahoo! Group Title
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    any trick behind that

    • one year ago
  5. Ishaan94 Group Title
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    Practice. :-)

    • one year ago
  6. Yahoo! Group Title
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    in my...book the soln is given half a page

    • one year ago
  7. Yahoo! Group Title
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    @Ishaan94 hw cos^3 x period is 2 pie

    • one year ago
  8. Ishaan94 Group Title
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    Try plotting \(\cos^3x\). You will see it yourself or you can prove it as well.

    • one year ago
  9. Yahoo! Group Title
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    Is this +2 's topic

    • one year ago
  10. Ishaan94 Group Title
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    idk. but you it's pretty basic you can learn it even class 10th.

    • one year ago
  11. Ishaan94 Group Title
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    you know* ...

    • one year ago
  12. Yahoo! Group Title
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    lol...not in 10 th....

    • one year ago
  13. Ishaan94 Group Title
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    yes. you can. :-)

    • one year ago
  14. Yahoo! Group Title
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    thxxxx

    • one year ago
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