Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: [0, ?); decreasing (-?, 0]
B. increasing: (-?, ?); decreasing: never
C. increasing: never; decreasing: (-?, ?)
D. increasing: (-?, 0]; decreasing [0, ?)
Answer: A
Mathematics
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A. 
B. 
C. 
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Add or subtract as indicated. Write your answer in the form a + bi.(-5 + 2i) - 3
A. -8 + 2i B. -2 - 2i C. -2 + 2i D. 8 - 2i
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Find the slope and the y-intercept.-x + 6y = 72
A. m = - 
; (0, 12)
B. m = -1; (0, 72)
C. m = 6; (0, -72)
D. m = 
; (0, 12)
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Find the indicated partial sum for the given sequence.s6, 2, -2, 2, -2, . . .
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