Solve.What is the intensity in watt/m2 of a noise measured at 69 decibels? D = 10 log10(S/S0), where S0 is 10-12 watt/m2. (Round to 3 significant digits.)
A. 6.9 × 10-10 watt/m2
B. 9.91 × 1014 watt/m2
C. 7.94 × 10-5 watt/m2
D. 7.94 × 10-6 watt/m2
Answer: D
Mathematics
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Construct a truth table for the statement.~((w ? t) ? q)
A. 
| T | T | T | F |
T F T F
T F F T
F T T F
F T F T
F F T F
F F F T
B.
| T | T | T | T |
T F T T
T F F F
F T T T
F T F F
F F T T
F F F F
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Solve.6p = 5(3p + 5)
A. - 
B. 
C. 
D. 
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Provide an appropriate response.If f(x, y, z) = x2yz2 + xy2z + xy, then fx(1, 2, 3) =
A. 36. B. 55. C. 48. D. 50. E. none of the above
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Use an inequality to describe the interval of real numbers.
A. 3 ? x < 7 B. 3 < x ? 7 C. 3 < x < 7 D. 3 ? x ? 7
Mathematics