Solve the problem.What is the loudness, in decibels, of a sound with intensity 
? Round to the nearest decibel.
A. 79 dB
B. 182 dB
C. 69 dB
D. 8 dB
Answer: A
Mathematics
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Evaluate the integral.
A. cosh-1 4x + C
B. - 
cosh 4x + C
C. cosh 4x + C
D. 
cosh 4x + C
Mathematics
Provide an appropriate response.Find the equation of the line that is parallel to the line -4x + 6y = 9 and passes through the point (-3, 1). Write the equation in standard form.
A. -4x + 6y = 9 B. 2x - 3y = -9 C. 2x - 3y = 9 D. 4x - 6y = -18
Mathematics
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. 
B. 
C. (0, 8)
D. none
Mathematics
Solve the system using the inverse matrix method.
A. x = 16, y = 63, z = 38; (16, 63, 38) B. x = -17, y = 32, z = 11; (-17, 32, 11) C. x = 4, y = 36, z = -6; (4, 36, -6) D. x = -8, y = 39, z = -22; (-8, 39, -22)
Mathematics