Perform the indicated operation and simplify.
+ 
A. 
B. 3m + 7
C. 
D. 
Answer: D
Mathematics
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Find the domain of the composite function f?g.f(x) = x2 - 1, g(x) = 2x + 3
A. [1, ?) B. [0, ?) C. (-?, ?) D. (-1, 1)
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Find the area of the circle. Use ? ? 3.14 and round to the nearest hundredth.radius = 10.5 ft
A. 346.19 ft2 B. 1384.74 ft2 C. 131.88 ft2 D. 65.94 ft2
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Suppose f(x) = 
is a probability density function for x ? 1. Find Pr(2 ? X ? 10).Enter just a reduced fraction.
Fill in the blank(s) with the appropriate word(s).
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