Write the partial fraction decomposition of the rational expression.
A. +
B. +
+
C. +
+
D. +
+
Answer: C
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Sketch the graph and show all local extrema and inflection points.y = x + sin x, 0 ? x ? 2?
A. Local minimum: (0, 0)
Local maximum: (2?, 2?)
Inflection point: (?, ?)
B. Local minimum: (0, 0)
Local maximum: (2?, 2?)
No inflection points
C. Local minimum: (0, 0)
Local maximum: (2?, 2?)
Inflection point: (?, ?)
D. Local minimum: (0, 0)
Local maximum: (2?, 2?)
No inflection points
Write the product as a sum or difference of trigonometric functions.2 cos 8x cos 2x
A. cos 6x - cos 10x
B. (cos 10x + cos 6x)
C. cos 10x + cos 6x
D. sin 10x + sin 6x
Solve the problem.It costs $40 per hour plus a flat fee of $16 for a plumber to make a house call. What is an equation of the form for this situation?
A. y = 40x B. y = 16x C. y = 40x + 16 D. y = 16x + 40
Perform the indicated operation.
A. -2n6 + 7n3 + 25 B. -2n6 + 7n3 + 13 C. -2n6 + 8n3 + 13 D. 30n9