The loudness of a sound of intensity x, measured in watts per square meter, is defined as L(x) = log (
), where xo = 10-3.At a recent Phish rock concert, sound intensity reached a level of 0.50 watt per square meter. To the nearest whole number, calculate the loudness of this sound in decibels.
Fill in the blank(s) with the appropriate word(s).
117 decibels
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For the following, write an equivalent numeral in the Hindu-Arabic system.
A. 79,378 B. 83,479 C. 88,360 D. 88,160
If the following number is a composite number, write it as a product of prime factors. Otherwise, identify it as prime.45
A. 5 ? 5 B. 3 ? 3 ? 5 C. 9 ? 5 D. 9 ? 3
Provide an appropriate response.Use the definition of continuity to show that f(x) = 
is continuous at x = -5.
What will be an ideal response?
Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by 
and the total profit function is given by 
, where x represents the number of boxes of computer chips produced. The total cost function, C(x), is such that 
Find C(x).
A. C(x) = -0.3x2 + 10x + 16 B. C(x) = 6x + 21 C. C(x) = 7x + 12 D. C(x) = 5x + 16