Provide an appropriate response.Find the relative rate of change of 
What will be an ideal response?
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The decibel level D, a measure of loudness, is related to the relative intensity I of sound by the formula
.
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Express relative intensity as a function of decibels.
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A. 
B. 
C. 
D. 
Provide an appropriate response.A computer repair shop bought sound cards three times during the year. The first time they bought 25 cards at $4.68 each. The second purchase was for 20 cards that cost $4.75 each. The last purchase of the year was for 16 cards at $4.80 each. What was the average cost of one sound card?
Fill in the blank(s) with the appropriate word(s).
Solve by transforming the augmented matrix into row echelon form.
A. (5, 8, 7) B. (5, 7, 8) C. no solution D. (-5, 8, 10)
Write an algebraic expression for the specified quantity.An auto repair shop charged a customer $331.25 to repair a car. The bill listed $91.75 for parts and the remainder for labor. Let x = the number of hours of labor it took to repair the automobile. Write an algebraic expression in x for the labor charge per hour.
A. 
B. 
C. 
D. 