3 years ago

Use trigonometric identities to ﬁnd the exact value sin 10° cos 50° + cos 10° sin 50°

1 answer:

8 0

Answer:

Step-by-step explanation:

Sin A Cos B + Cos A Sin B = Sin (A +B)

Sin 10 cos 50 + Cos 10 Sin 50 = Sin (10 + 50) = Sin 60 = √3/2

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