Find the center of mass of a thin plate covering the given region with the given density function.The region bounded below by the parabola 
and above by the line 
, with density 
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Answer: A
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A set of propositions is listed. Draw a Venn diagram that represents all the information in the propositions and use it (and no other assumptions) to answer the question. Explain your reasoning.All cars have wheels. All trucks have wheels. Some toys have wheels. No grandmothers have wheels.Question: Could a car be both a truck and a toy?
What will be an ideal response?
Evaluate.-4x3 + 5x2 - x - 18 for x = -2
A. 24 B. 36 C. 6 D. 26
Find the unknown length in the right triangle. If necessary, approximate the length to the nearest thousandth.
A. 10 ft B. 9 ft C. 5.292 ft D. 7 ft
Find the volume of the figure.Use 3.14 for ?. Round your answer to the nearest whole number.
height = 66 mradius = 21 m
A. 1451 m3 B. 95,745 m3 C. 30,464 m3 D. 91,393 m3