Compute the gradient of the function at the given point.
A. ?f = 160i - 30j
B. ?f = 40i - 30j
C. ?f = 80i - 30j
D. ?f = 40i + 10j
Answer: D
Mathematics
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MonthWhat were the sales in month 11 of 2010?
A. $68,000 B. $70,000 C. $50,000 D. $72,000
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Solve the problem.Peter must practice the piano 13
hours per week. He has already practiced 7
hours. How many more hours does he need to practice?
A. 4
hours
B. 5 hours
C. 6
hours
D. 5
hours
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Round the decimal to the given place value.1.1379 to the nearest tenth
A. 1.0 B. 1.1 C. 1.2 D. 1.14
Mathematics
Solve the inequality.
? 0
A. (-9, -3] or (6, 11] B. (-?, -9) or [11, ?) C. (-?, -9) or [-3, 6) or [11, ?) D. (-?, -9) or [-3, 0) or (0, 6) or [11, ?)
Mathematics