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savannatigris

  • 2 years ago

Simplify using double angle formulas: 2 sin 35° cos 35°.

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  1. terenzreignz
    • 2 years ago
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    You'd do well to recall that \[\Large \sin(2\alpha) = 2\sin(\alpha)\cos(\alpha)\]

  2. AonZ
    • 2 years ago
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    btw the double angle formula is in a ratio is 2 to 1. just remember that :) sin4x = 2 sin2x cos2x

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