Fill in the blank with one of the words or phrases listed below. 
A number's distance from 0 is called its
.
A. absolute value
B. solution
C. union
D. intersection
Answer: A
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Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400
Find functions f and g so that f ? g = H.H(x) = 
A. f(x) = 
, g(x) = x2 - 6
B. f(x) = 
; g(x) = 
- 9
C. f(x) = x2 - 6; g(x) = 
D. f(x) = 
- 9; g(x) = 
Solve the problem.A bacterial culture has an initial population of 10,000. If its population declines to 5000 in 8 hours, what will it be at the end of 10 hours? Assume that the population decreases according to the exponential model.
A. 3299 bacteria B. 4204 bacteria C. 2102 bacteria D. 2500 bacteria
Translate using symbols, then evaluate.Fourteen increased by y, if y is equal to 2.
A. 14 + y; 16 B. 14 - y; 12 C. 14 - y; 16 D. 14 + y; 12