cos A .cos B=……………………………….
1 point
A)cos(A-B)-cos(A+B)
B)cos(A-B)+cos(A+B)
C)cos(A-B)*cos(A+B)
D)cos(A+B)+cos(A-B)
Answers
Answered by
1
Answer:
a
Step-by-step explanation:
will be there CD e
answer
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