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bevandre

  • 3 years ago

cos(3x)=0

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  1. love_math
    • 3 years ago
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    and?

  2. love_math
    • 3 years ago
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    what do you want? find value of x?

  3. bevandre
    • 3 years ago
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    yes to find the value of x.

  4. sauravshakya
    • 3 years ago
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    cos3x=0 cos3x=cos(90+n 360) , cos(-90+n360) 3x=(90+n 360) or (-90+n360) x=(30+n120) or (-30+n120)

  5. sauravshakya
    • 3 years ago
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    where n is any integer

  6. bevandre
    • 3 years ago
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    thank you!

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