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Evaluate this expression (measures are in radians) sin 3π/4 x cos 5π/3

Evaluate this expression (measures are in radians) sin 3π/4 x cos 5π/3
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Evaluate this expression (measures are in radians)
sin 3π/4 x cos 5π/3

Evaluate this expression (measures are in radians) sin 3π/4 x cos 5π/3-example-1
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User Sstendal
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8.0k points

1 Answer

4 votes

Answer:

=√2/4

Explanation:


sin(3\pi /4) = (√(2))/(2) \\\\and \\\\cos(5\pi /3) = (1)/(2) \\\\

Therefore, sin(3π/4) × cos(5π/3) = √2/2 × 1/2 = √2/4

answered
User JMPergar
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