Solve the problem.The function 
gives the pressure, in atmospheres (atm), at a depth d feet in the sea. Find and interpret P(47). Do not round your answer.
A. 
; At a depth of 
feet, the pressure is 47 atm.
B. 
; At a depth of 47 feet, the pressure is 
atm.
C. 
; At a depth of 
feet, the pressure is 47 atm.
D. 
; At a depth of 47 feet, the pressure is 
atm.
Answer: D
Mathematics
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Find the standard deviation. Round to one more place than the data.180, 105, 156, 275, 175, 125, 113, 227, 136
A. 20.7 B. 56.0 C. 59.9 D. 52.8
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Solve the equation. Express radicals in simplest form.3x2 - 3x + 6 = 8x + 2
A. 
B. 
C. 
D. 
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Write the equation that results in the desired transformation.The graph of y = x3, vertically compressed by a factor of 0.4
A. y = 0.4x3
B. y = (x + 0.4)3
C. y = 0.4
D. y = (x - 0.4)3
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State whether the function is linear or quadratic.f(x) = 5
A. Linear B. Quadratic
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