Establish the identity.sin3(3x) = 
(sin(3x))(1 - cos(6x))
What will be an ideal response?
sin3(3x) = (sin2(3x))(sin(3x)) = 
(sin(3x)) = 
(sin(3x))(1 - cos(6x)).
Mathematics
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Use the given vectors to find the specified scalar.u = -5i + 3j, v = 8i - 6j, w = -3i + 12j; Find u ? w + v ? w.
A. -45 B. -49 C. -38 D. -40
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Provide an appropriate response.Add the fractions and reduce: 
+ 
A. 
B. 
C. 
D. 
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Simplify, if possible, by combining like terms.8a - 3a + 5
A. 10a B. -5a + 5 C. 5a + 5 D. Cannot be simplified
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Evaluate.
A. 126 B. 2,686,320 C. 68,880 D. 1722
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