Find the value of df-1/dx at x = f(a).f(x) = x3 - 3x2 - 2, x ? 2, a = 4
A. - 
B. 
C. 24
D. 
Answer: D
Mathematics
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Write the statement as an inequality.z is negative
A. z ? 0 B. z ? 0 C. z > 0 D. z < 0
Mathematics
If y varies directly as x, find a linear function which relates them.y = 0.6 when x = 1.2
A. f(x) = x - 0.6 B. f(x) = 0.6x C. f(x) = 2x D. f(x) = 0.5x
Mathematics
For the given functions f and g, find the requested composite function value.f(x) = 2x + 2, g(x) = 4x2 + 5;
Find (g ? f)(1).
A. 20 B. 10 C. 69 D. 329
Mathematics
An open box is to be made from a square piece of cardboard, 22 inches on a side, by cutting equal squares with sides of length x from the corners and turning up the sides (see figure below). If the volume of the box is represented by 
, determine the domain of 
class="wirisformula" align="middle" />.
A. 
B. 
C. 
D. 
E. 
Mathematics