Find the variance of the probability density function to the nearest hundredth.f(x) = 
- 
; [2, 6]
A. 0.84
B. 0.91
C. 0.16
D. 0.88
Answer: D
Mathematics
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The volume of a cylindrical tank of radius r and height h is given by
?
?
Find the volume of a cylindrical tank of radius 3 ft and height 8 ft.
?
A. ?
B. ?
C. 
D. ?
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Use the graph of the rational function shown to complete the statement.
As x?3+, f(x)? ?
A. -? B. 0 C. 3 D. +?
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Round the decimal to the given place value.1.2661 to the nearest thousandth
A. 1.26 B. 1.27 C. 1.266 D. 1.267
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