Find the quadratic approximation of f at x = 0.f(x) = 
A. Q(x) = 9 - 
B. Q(x) = 9 + 
C. Q(x) = 9 + 
D. Q(x) = 9 - 
Answer: D
Mathematics
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Determine which of the given expressions is a polynomial. ?
A. 
B. 
C. 
D. 
E. 
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Find the derivative.g(x) = 3x2e-x
A. 3xe-x(2 - x) B. 3xex(2 - x) C. 3xe-x(x + 2) D. 6xe-x(1 - x)
Mathematics
Solve.Two boats leave a dock together, each traveling in a straight line. One boat travels at 
and the other at 
The angle between their courses measures 
Approximate the distance, to the nearest tenth of a mile, between the boats after 
A. 14.8 mi B. 17.3 mi C. 21.4 mi D. 23.2 mi
Mathematics
Solve the system.xy = 42x + y = 13
A. {(7, -6), (6, -7)} B. {(-7, 6), (-6, 7)} C. {(-7, -6), (-6, -7)} D. {(7, 6), (6, 7)}
Mathematics