Find the value of the exponential expression.54
A. 625
B. 20
C. 5
D. 9
Answer: A
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Solve the problem.A bird flies from its nest 3 km in the direction 3° north of east, where it stops to rest on a tree. It then flies 6 km in the direction 4° south of west and lands atop a telephone pole. With an xy-coordinate system where the origin is the bird's nest, the x-axis points east, and the y-axis points north, at what point is the telephone pole located?
A. (2.996, 0.1570) B. (-5.985, -0.4185) C. (0.9519, 6.363) D. (-2.989, -0.2615)
Solve the problem.A highway marking pylon has the shape of a frustum of a cone. Find its centroid if the radii of its bases are 18.0 cm and 24.0 cm and the height between bases is 30.0 cm.
A. 2.72 cm from the center of the larger base B. 21.3 cm from the center of the larger base C. 13.6 cm from the center of the larger base D. 106 cm from the center of the larger base
Express in terms of i.
A. 20i
B. -20i
C. i
D. ±20
Write the answer to the problem as an algebraic expression.Susan has 3 cats. She gave t to her lonely aunt. How many does she have left?
A. 3 + t cats B. t + 3 cats C. t - 3 cats D. 3 - t cats