Find the slope from the given equation.y = -4x + 12
A. m = 12
B. m = - 
C. m = -4
D. m = 4
Answer: C
Mathematics
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Find the value of d2y/dx2 at the point defined by the given value of t.x = tan t, y = 7 sec t, t = 
A. - 
B. 7
C. 
D. - 
Mathematics
Find the requested function value.f(x) = -2x - 9, g(x) = -3x2 - 8x + 1Find (f ? g)(6).
A. 301 B. 121 C. 232 D. -1154
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The concentration C (arbitrary units) of a certain drug in a patient's bloodstream can be modeled using 
where t is the number of hours since a 500 milligram oral dose was administered. Using the TABLE feature of a graphing utility, find the time at which the concentration of the drug is greatest. Round to the nearest tenth of an hour.
A. 4.8 hours B. 2.5 hours C. 3.3 hours D. 4 hours
Mathematics