1. Mathematics
  2. Precalculus 1st
  3. For the following exercises, find exact solutions on the interval [0,2π). Look

For the following exercises, find exact solutions on the interval [0,2π). Look

For the following exercises, find exact solutions on the interval [0,2π). Look for opportunities to use trigonometric identities.

8sin2 x + 6sin x + 1 = 0

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If 8sin2 x + 6sin x + 1 = 0, then 2sin2x=1. So, (cos2x+ sin2x) = tan(π/4)= 1. Therefore, tan"α" …View the full answer

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Precalculus

Precalculus

1st Edition

Authors: Jay Abramson

ISBN: 9781938168345

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Solution for problems in chapter 7

7.1 Exercises:
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7.2 Exercises:
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7.3 Exercises:
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7.4 Exercises:
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7.5 Exercises:
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7.6 Exercise:
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Practice Exercises:
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Review Exercises:
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