Solve.(x + 3)2 = 11
A. ±3
B. -3 + 
C. -3 ± 
D. ±
Answer: C
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Solve the problem.The width of the garden was 6.4 yd. Find the equivalent width in meters.
A. 5.76 m B. 48.8 m C. 252.0 m D. 162.6 m
A delivery truck must deliver packages to five different store locations (A, B, C, D, and E). The trip must start and end at D. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
The repetitive nearest-neighbor tour starting with vertex D is given by:
A. D, E, A, B, C, D. B. D, A, B, E, C, D. C. D, C, E, A, B, D. D. D, C, A, B, E, D. E. none of these
Solve.- 
k = - 
A. 5 B. 4 C. -2 D. 3
Determine whether the matrix is in row-echelon form. If it is, then determine also whether it is in reduced row-echelon form.
A. Yes; yes B. Yes; no C. No