Simplify: sin 0 cos 30 + cos 0 sin 30 A. cos 40 B. sin 40 C. cos 20 D. sin 20 O A OB OC O D

Q: 6. Use the sum and difference identities to simplify the expression. '5T COS 12

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Q: Simplify sin?g + sing csce + cos?g. 2 1

A: We can find the answer as below.

Q: IT – sin 8. 2 Simplify cos - 8.

A: Given: (1)   cos2π8-sin2π8 (2)  2sin13∘ cos13∘

Q: For part b can you please explain how sin(k) would be the same as cos(k)

A: sin(k) and cos(k) are same in sense of there range, since the range of these function is same.…

Q: What is the value of sin 30+ cos 30

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Q: Find the exact value of the expression cos 5π/12 cos π/12 + sin 5π/12 sin π/12. Do not use a…

A: Let the given equation be y - y = cos5π12cosπ12+sin5π12sinπ12Let ,A = 5π12 and B = π12Then,y =…

Q: Which of the following is the simplified expression of 1- 1 sece sin²e cos²0 O tan²e O sec²9 cose?

A: