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24 December, 08:13

Find the exact value of sin105° - sin15°.

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  1. 24 December, 08:53
    0
    √2/2

    Step-by-step explanation:

    sin105° - sin15° = sin (105° - 15°)

    sin (105° - 15°) = sin (90°)

    sin (90°) = √2/2 (Unit circle)

    Alternatively, just plug it into your calc to calculate your final answer.
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