Math / Trigonometry

QuestionUse a sum-to-product formula to find the exact value. Write your answer as a simplified fraction and rationalize the denominator, if nece $\sin 165^{\circ}-\sin 75^{\circ}=$ $\square$ $\sqrt{\text { 延 }}$

Studdy Solution
The expression is already simplified as a fraction and the denominator is rationalized.
The exact value is:
$\boxed{-\frac{\sqrt{2}}{2}}$

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