AnswersSS26 Math 3 S2 M3960OXSum and Difference IdentitiesQuestion 1
1
ALMultiple Choice

Sum and Difference Identities

Question 1 • SS26 Math 3 S2 [M3960OX]

How would you apply the Cosine Angle Difference Identity to find the exact value of cos 75o?

Answer
A
cos (100.5o – 25.5o)
B
cos (120o – 45o)
C
cos (180o – 75o)
D
cos (30o + 45o)
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