Select the correct answer.
What is the expanded equivalent of cos(a - b)?
A
sin a...
Mathematics, 06.05.2020 20:31 georgettemanga2001
Select the correct answer.
What is the expanded equivalent of cos(a - b)?
A
sin a cos b-cos a sin b
O
O
B.
sin a cos b + cos a sin b
O
C.
cos a cos b - sin a sin b
O
D.
cos a cos b+ sin a sin b
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