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8sin^4(x)

  1. Prove the identity:4x=1-8sin^2x+8sin^4x
    1. answers icon 1 answer
    2. PRELUDE asked by PRELUDE
    3. views icon 919 views
  2. If we are given 8sin((pi/6)(x+2))+16=20the answers are -1 and 3 because 1/2 can be pi/6 or 5pi/6. However, if y = 10
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    2. Ashley asked by Ashley
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  3. Please take a look at DEVON's trig equation at 9:14I must be missing something obvious. If the second had been 3sin 2x it would
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    2. Reiny asked by Reiny
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  4. 8sin^4(x)
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    2. Anonymous asked by Anonymous
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  5. What are the transformations in 8sin(2t)=2?
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    2. Anonymous asked by Anonymous
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  6. 8sin^2x+sinxcosx+cos^2x=4
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    2. LiNnda asked by LiNnda
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  7. 8sin^2(x)+6sin(x)-9=0 simplify
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    2. frances asked by frances
    3. views icon 1,280 views
  8. How do you find the amplitude of y=7/8sin[(-8ð/5)x]
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    2. Maggie asked by Maggie
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  9. so what is the equation of the line???h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 6 0 1 4 7 1
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    2. Joe asked by Joe
    3. views icon 401 views
  10. Prove 8sin^5x=sinx(3-4cos(2x)+cos(4x))
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    2. Larry Wheels asked by Larry Wheels
    3. views icon 355 views