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3 December, 20:09

Rewrite 2cos 75 sin 75 using a double angle identity

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  1. 3 December, 21:35
    0
    sin150°

    Step-by-step explanation:

    Using the double angle formula

    sin2x = 2 sinxcosx

    Given

    2sin75°cos75°, using the double angle formula

    2sin75°cos75° = sin (2 * 75) ° = sin150°
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