Find the unit tangent vector T(t) for r(t) = 6ti+6tj+7tk at t = 2.
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Find the mean, median, and mode for the given data set.7, 5, 3, 9, 11, 7, 7, 5, 9, 11, 7, 3, 12, 9, 7, 7, 3, 5, 9, 7
A. Mean = 7.15, median = 9, mode = 7 B. Mean = 7.15, median = 7, mode = 7 C. Mean = 7.15, median = 7, mode = 12 D. Mean = 7.65, median = 7, mode = 12
Refer to the following normal curve, with mean ? and standard deviation ?.
A data value of 41 corresponds to a standardized value of
A. -0.5. B. -2. C. -1. D. -1.5. E. none of these
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
Provide an appropriate response.If patio furniture costs $500.00 and sells for $550.00, the percent markup based on selling price is 10%.
A. True B. False