Question

evoluate : co 60° cos 45° sin 60° sin45°​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

Answer:

$\cos(60) \cos(45) \sin(60) \sin(45) \\ \frac{1}{2} \times \frac{1}{ \sqrt{2} } \times \frac{ \sqrt{3} }{2} \times \frac{1}{ \sqrt{2} } \\ \frac{ \sqrt{3} }{8}$

Step-by-step explanation:

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