Use the figure to find the specified vector.Find a - b.
A. 
B. 
C. 
D. 
Answer: D
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Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.Christine is currently taking college astronomy. The instructor often gives quizzes. On the past seven quizzes, Christine got the following scores:43?15?33?23?17?45?57Compute the standard deviation(s).
A. 15.8 B. 9255 C. 33 D. 7755.6
A delivery truck must deliver packages to 6 different store locations (A, B, C, D, E, and F). The trip must start and end at A. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
Using both the cheapest-link and the repetitive nearest-neighbor algorithm, the length of the shortest trip we can find (without using brute force) is:
A. 35 miles. B. 44 miles. C. 58 miles. D. 27 miles. E. none of these
Find the product.3(3y)
A. 9 + y B. 9y C. 6y D. 6 + y
Solve the system of equations.
A. inconsistent (no solution) B. x = 1, y = 5, z = -2 C. x = 1, y = -2, z = 5 D. x = 5, y = -2, z = 1