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shanice723

  • 3 years ago

3tan^2(x)-1=0

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  1. gerryliyana
    • 3 years ago
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    3tan^2(x)-1=0 3tan^2(x)=1 tan^2(x)=1/3 tan (x) = 1/sqrt(3) x = arc tan (1/sqrt(3)) so x??

  2. gerryliyana
    • 3 years ago
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    what did u get it??

  3. gerryliyana
    • 3 years ago
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    use calculator for this

  4. gerryliyana
    • 3 years ago
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    i got 30 for x

  5. shanice723
    • 3 years ago
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    is it .577

  6. shanice723
    • 3 years ago
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    how did u get that?

  7. gerryliyana
    • 3 years ago
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    yes tan (x) = .577 x = arc tan (.577) or x = tan^-1 (.577) i'll ask u.., what is the value of tan 30 ? use calculator, please!

  8. shanice723
    • 3 years ago
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    oh ok so according to that problem x is equal to 30 only?

  9. gerryliyana
    • 3 years ago
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    yes of course., ur right!! :)

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