Express the sum or difference as a product of sines and/or cosines.sin(4?) - sin(2?)
A. sin ? cos(3?)
B. 2 sin ? cos(3?)
C. sin(3?) cos ?
D. 2 sin(3?) cos ?
Answer: B
Mathematics
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Evaluate the expression for the given value of x. expression: -3x2 + 3x - 2 value: x = -4
A. 10 B. -62 C. 34 D. -53 E. 19
Mathematics
Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Mathematics
Pick which graph satisfies the given conditions.Degree 2 passing through (-1, 0), (2, 3), and (3, -1).
A. 
B. 
C. 
D. 
Mathematics
Find the value of the expression.2[62 + 6(6 + 6)]
A. 84 B. 156 C. 216 D. 1008
Mathematics