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anonymous

  • one year ago

if 0 is less than or equal to theta less than 360 solve sec^2 (theta)+2sec(2 theta)=0 ANy last min help??? ITs wrong and the answer wasnt -1/2

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  1. anonymous
    • one year ago
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    @Loser66

  2. anonymous
    • one year ago
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    @Loser66 this is what i got

  3. anonymous
    • one year ago
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    @Loser66 Apparently we have to factor this thing out and I don't know how to

  4. TrojanPoem
    • one year ago
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    significantly , it's typo from him. Check the question the first was also 2theta

  5. TrojanPoem
    • one year ago
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    Take sec(2theta) as common factor sec(2theta)(sec(2theta)+2) = 0 either sec(2theta) = 0 or sec(2theta)+2 = 0

  6. TrojanPoem
    • one year ago
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    and continue it, don't neglect the restriction "0 is less than or equal to theta less than 360"

  7. anonymous
    • one year ago
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    I think I got it! pi/3 and 4pi/3

  8. TrojanPoem
    • one year ago
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    Loser66, sec(2theta) = 0 is refused.

  9. TrojanPoem
    • one year ago
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    sec is never equal to 0

  10. TrojanPoem
    • one year ago
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    Cosine is never undefined so sec 0 is refused

  11. TrojanPoem
    • one year ago
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    @Loser66 , You are right.But , The longer the answer is, the higher chance of mistaken. By the way , nice ^^.

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