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Sum and Difference Identities

12. Trigonometric Identities / Sum and Difference Identities / Problem 1

Problem 1

Find the exact value of sin 105° using the relationship given below.
105° = 150° - 45°

A

(√2 - √6)/2

B

(√2 + √6)/2

C

(√2 + √6)/4

D

(√2 - √6)/4