Express the product as a sum containing only sines or cosines.sin(6?) cos(3?)
A. 
[sin(9?) + sin(3?)]
B. 
[sin(9?) + cos(3?)]
C. sin cos(18?2)
D. 
[cos(9?) - cos(3?)]
Answer: A
Mathematics
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Graph the scalar product of the complex number shown in the graph and the given number.2
a = -1 + 3j
A. 
b = 2(-1 + 3j)
B. 
b = 2(-1 + 3j)
C. 
b = 2(-1 + 3j)
D. 
b = 2(-1 + 3j)
Mathematics
Find the exact value of the expression.cos 
sin 
- cos 
sin 
A. 
B. 
C. 
D. 1
Mathematics
Rewrite
using radicals.
Mathematics
Solve the equation.625x = 125
A. 
B. 
C. 
D. 
Mathematics