Simplify the expression.11 ? 6 + 14 ? 4
A. 682
B. 122
C. 320
D. 880
Answer: B
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Find the first four terms of the binomial series for the given function.(1 + 10x)-1/2
A. 1 - 5x + 
x2 - 
x3
B. 1 - 5x - 75x2 - 
x3
C. 1 - 5x + 
x2 - 
x3
D. 1 - 5x + 
x2 - 
x3
Solve the problem. Round to an appropriate number of significant digits.A basketball player shoots the ball with a velocity of 20.7 ft/s at an angle of 41.7° with the horizontal. To the nearest tenth, find the magnitude of the horizontal component of the resultant vector.
A. 15.5 ft/s B. 7.8 ft/s C. 13.8 ft/s D. 6.9 ft/s
A delivery truck must deliver packages to 5 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, C, A, B, E, D. B. D, B, E, C, A, D. C. D, A, B, E, C, D. D. D, E, A, B, C, D. E. none of these
Four equilateral triangles cut from the same fabric are needed to complete the quilt square design shown.
To form the four small triangles the designer uses one equilateral triangle whose sides are
twice the length of the sides of the needed triangles. Then he makes three cuts from midpoint to midpoint as shown. Explain how these cuts will form four congruent triangles whose sides are half the length of the side of the original piece of cloth.
