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Prove (sin4x)/(1-cos4x) = cotx -

  1. Prove (sin4x)/(1-cos4x) = cotx - 1/2(cscxsecx)Please help me get started on this question... I'm at a lost as for what to do
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    2. Sarah asked by Sarah
    3. views icon 1,153 views
  2. simplify (cos4x-cos2x)/(sin4x+sin2x) the answer choices are : cotx, tanx, cotxtanx, or 1
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    2. Scott asked by Scott
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  3. Simplify the expression using trig identities:1. (sin4x - cos4x)/(sin2x -cos2x) 2. (sinx(cotx)+cosx)/(2cotx)
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    2. Tasha asked by Tasha
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  4. Prove the identityCos⁴x + sin²x = sin⁴x + cos²x
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    2. views icon 108 views
  5. Evaluate the integral e^x sin4x dx.I know the answer is 1/17 e^x sin4x - 4/17 e^x cos4x + C but I don't know how to solve it
    1. answers icon 1 answer
    2. Scott asked by Scott
    3. views icon 590 views
  6. cos4x^2 + sin4x^2?
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    2. Patrick asked by Patrick
    3. views icon 520 views
  7. 2sin(180+x)sin(90+x)/cos⁴x-sin⁴x
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    2. Gcinile asked by Gcinile
    3. views icon 128 views
  8. cos4x*cos3x + sin4x*sin3x
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    2. Daniel asked by Daniel
    3. views icon 1,236 views
  9. find the amplitude and period of:2 cos4x + 5 sin4x
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    2. Luke asked by Luke
    3. views icon 470 views
  10. The expression cos4x cos3x+ sin4x sin3x is equilvalent to?
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    2. Sally asked by Sally
    3. views icon 611 views