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O TRIGONOMETRIC IDENTITIES AND EQUATIONS
Sum and difference identities: Problem type 1
Find the exact value of sin 15° by using a sum or difference formula.
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O TRIGONOMETRIC IDENTITIES AND EQUATIONS Sum and difference identities: Problem type 1 Find the exact value of sin 15° by using a sum or difference formula. ? X

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Step 1

The exact value is comp...

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sin15° sin(60-45°)

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