Derive these identities using the addition or subtraction formulas for sine or cosine:
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Mathematics, 28.10.2019 07:31 brianna218208
Derive these identities using the addition or subtraction formulas for sine or cosine:
a. sin a sin b = 1 / 2(cos(a β b) β cos(a + b))
b. sin a cos b = 1 / 2(sin(a + b) + sin(a β b))
Answers: 3
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1. what expression would be the same as 6x+x+0 2. find the prime factorization of 60 3. write the expression for 6 + x in words.
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