Provide an appropriate response.(25 × 12) × 14 = 420025(12 × 14) = 4200This is an example of the 
.
A. commutative property of multiplication
B. associative property of multiplication
C. commutative property of addition
D. associative property of addition
Answer: B
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Convert the improper fraction to a mixed number.
A. 
B. 21
C. 234
D. 234
Simplify. Assume that no denominator is zero.(2x)9 (2x)0
A. 2x9 B. (2x)0 C. 2x0 D. (2x)9
National Welding Company uses industrial robots in some of its assembly-line operations. Management has determined that the lengths of time in hours between breakdowns are exponentially distributed with probability density function
?
?
What is the probability that a robot selected at random will break down between 500 and 800 hr of use? Round the answer to the nearest hundredth.
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__________
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What is the probability that a robot will break down after 1,100 hr of use? Round the answer to the nearest hundredth.
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__________
What will be an ideal response?
For the pair of functions, find the indicated domain.For f(x) = 
and g(x) = 
Find the domain of fg.
A. (1, 8) ? (8, ?) B. [0, 8) ? (8, ?) C. [1, 8) ? (8, ?) D. [1, ?)