Solve the problem.What is the intensity in Watts/m2 of a noise measured at 57 decibels? The level of sound intensity in decibels (dB) is 
where ? (beta) is the number of decibels, I is the sound intensity in W/m2, and I0= 
(Round to the nearest hundredth.)
A. 5.70 × 10-10 W/m2
B. 5.01 × 10-6 W/m2
C. 2.99 × 1014 W/m2
D. 5.01 × 10-7 W/m2
Answer: D
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Provide an appropriate response.Find all points (x, y) on the graph of y = 
with tangent lines perpendicular to the line 
A. (0, 0), (12, 2) B. (12, 2) C. (0, 0), (6, 2) D. (0, 0)
Solve the problem.Stock in a company is selling for $24
per share. If someone purchases 
worth of stock in this company, how many shares did they get?
A. 1176 shares
B. 2352 shares
C. 48 shares
D. 1212
shares
Solve the equation by completing the square.
A. 
, 
B. 
C. 
D. 
E. 
, 
Use the Binomial Theorem to expand the binomial and express the result in simplified form.(2x + 4)4
A. 16x4 + 256x4 B. 16x3 + 128x2 + 384x + 512 C. 64x4 + 512 x3 + 384x2 + 2048x + 256 D. 16x4 + 128x3 + 384x2 + 512x + 256