Evaluate the given expression.cos(tan-1 
)
A. 
B. 2
C. 
D. 
Answer: D
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The double integral gives the mass of a lamina R. Determine the density ?, the mass, and the center of mass.
A. k; 21k?; 
B. Density is proportional to distance from the origin; 21k?; 
C. k; 21k?; 
D. Density is proportional to distance from the origin; 21k?; 
Provide an appropriate response.A nurse measures and records temperatures of 96.9, 98.5, 95.7, and 97.9. Which temperature is highest?
A. 96.9 B. 98.5 C. 95.7 D. 97.9
Solve.The volume of wood in a tree varies jointly as the height of the tree and the square of the distance around the tree trunk. If the volume of wood is src="https://sciemce.com/media/4/ppg__10702191931__f1q84g5.jpg" alt="" style="vertical-align: -4.0px;" /> around the trunk?
A. 63 cubic feet
B. 54 cubic feet
C. 58 cubic feet
D. 46 cubic feet
when the height is 
and the distance around the trunk is 
what is the volume of wood obtained from a tree that is 
tall having a measurement of
A point P(r, ?) in polar coordinates is given. Determine the rectangular coordinates P(x, y).
A. 
B. 
C. 
D. 