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coolaidd

  • 3 years ago

Solve: sin^2 x = cos^2 x for 0 degrees < x<360 degrees

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  1. coolaidd
    • 3 years ago
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  2. No-data
    • 3 years ago
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    45°, 135°, 225° and 315°

  3. No-data
    • 3 years ago
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    Just imagine the unit circle.

  4. coolaidd
    • 3 years ago
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    so would 45°, 135°, 225° and 315° be the answer?

  5. coolaidd
    • 3 years ago
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    @No-data

  6. micahwood50
    • 3 years ago
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    Square root both sides. You should get sin x = cos x

  7. micahwood50
    • 3 years ago
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    "so would 45°, 135°, 225° and 315° be the answer?" Yes.

  8. micahwood50
    • 3 years ago
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    It's only when sin x and cos x share the same value.

  9. hashsam1
    • 3 years ago
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    hope this helps :) Sin^2x + Cos^2x = 1 ( what i used)

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