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amber15

  • 3 years ago

write the expression as a single trigonometric function: tan4θ? +tan 2θ?÷1- tan4θ? tan 2θ? A. tan 6θ? B. cot 6θ? C, tan 4θ? D. cot 4θ? my answer is d can some one tell me if i'm correct

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  1. bbnl1990
    • 3 years ago
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    hi amber, can you write down the problem again? I can't understand the denominator. :(

  2. amber15
    • 3 years ago
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    ok

  3. amber15
    • 3 years ago
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    tan 4θ + tan 2θ / 1- tan 4θ tan 2θ A. tan 6θ? B. cot 6θ? C, tan 4θ? D. cot 4θ?

  4. bbnl1990
    • 3 years ago
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    It's A. tan(6θ). It's the tangent case for sum of angles. I took this from wikipedia: http://upload.wikimedia.org/math/5/1/a/51ae1ae6b131eedcf53585e6fe0b72ed.png Hope it helps :)

  5. amber15
    • 3 years ago
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    thank you

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