The graph of the second derivative, 
, is given.
?
?
Determine the x-coordinates of all points of inflection of f(x), if any. (Assume that f(x) is defined and continuous everywhere in 
.)
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Provide an appropriate response.Explain why f(x) = 2x is an exponential function but f(x) = x2 is not.
What will be an ideal response?
Mathematics
If s denotes the length of the arc of a circle of radius r subtended by a central angle ?, find the missing quantity.r = 
feet, s = 16 feet, ? = ?
A. 
radians
B. 40 radians
C. 40°
D. 
°
Mathematics
Solve the inequality. Graph the solution set and write the solution set in set-builder notation.(x + 4)(x - 2)(x - 7) < 0
A. {x
}
B. {x
}
C. {x
}
D. {x
}
Mathematics
Graph the function.y = -3 cos (2?x + 4?)
A. 
B. 
C. 
D. 
Mathematics