Prove the identity Tan²x -

  1. find all solutions in interval [0,2pi]tan²x = -3/2 secx This question may look tricky, but its actually quite simple. First:
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    2. ethan asked by ethan
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  2. Prove the identityTan²x - sec²x + 2 = cosec²x - cot²x
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  3. Prove that cosec²x(tan²x-sin²x)=tan²x
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  4. Hello, I need help with solving these trig identities. All help is appreciated!1. Establish the Identity: (cos(2x)/1+sin(2x)) =
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    2. Kam asked by Kam
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  5. Prove the identity: cos^4(x)-sin^4(x)=1-2sin^2(x).with explanationim confused on this one cause of the 4th power of the sine.
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    2. Anonymous asked by Anonymous
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  6. Prove 1+sec2x / tan2x = cotx
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    2. Blake asked by Blake
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  7. cotx+tan2x=cotxsec2xprove
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    2. jhon asked by jhon
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  8. Prove that tan3x-tan2x-tanx=tan3xtan2xtanx
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    2. trouble asked by trouble
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  9. Solve the equation on the interval [0, 2π).tan2x sin x = tan2x would it be 0, pi/2 ?
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    2. Liz asked by Liz
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  10. solve: tanx+tan2x+√3tanx tan2x=√3 (0<=x<=360)
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    2. rabin asked by rabin
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