Change the logarithmic expression to an equivalent expression involving an exponent.log4 x = 3
A. x3 = 4
B. 34 = x
C. 43 = x
D. 4x = 3
Answer: C
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Create the required linear function an use it to answer the question.Suppose that you were 24 inches long at birth and 4 feet tall on your tenth birthday. Based on these two data points, create a linear equation for the function that describes how height varies with age. Use the equation to predict the height at age 9 and 31.
A. h = 24 + 7.2a; 45.6 inches; 247.2 inches B. h = 24 - 2.4a; 2.4 inches; -50.4 inches C. h = 24 + 12a; 88.8 inches; 396 inches D. h = 24 + 2.4a; 45.6 inches; 98.4 inches
Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated line.About the line y = 3x = y + 6
A. 
?
B. 
?
C. 
?
D. 99?
Find the average value of 
over the given region.
z10 over the cube in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 
B. 
C. 
D. 
Solve the problem. Round to the nearest dollar.A construction company purchased a piece of equipment for $1780. The expected life is 8000 hours, after which it will have a salvage value of $340. Find the amount of depreciation for the first year if the piece of equipment was used for 1700 hours. Use the units-of-production method of depreciation.
A. $306 B. $221 C. $378 D. $179