Solve the problem.A certain noise has intensity 2.69 × 108 I0. What is the decibel rating of this sound? Use the formula 
where I0 is a faint threshold sound, and I is the intensity of the sound."
A. 84 decibels
B. 194 decibels
C. 8 decibels
D. 74 decibels
Answer: A
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = (5x - 3)3
A. Domain: [3, ?); range: [0, ?) B. Domain: [5, ?); range: [0, ?) C. Domain and range: all real numbers D. Domain: [0, ?); range: all real numbers
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Find the slope of the line.
A. 1 B. -1 C. -3 D. 3
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Subtract. Simplify, if possible.
- 
A. 
B. 
C. 
D. 
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Sketch the graph of the function. Label at least three points.f(x) = 
A. 
B. 
C. 
D. 
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