An open box is to be made from a square piece of cardboard, 35 inches on a side, by cutting equal squares with sides of length x from the corners and turning up the sides (see figure below). Determine the function, V, in terms of x, that represents the volume of the box. 
a. 
b. 
c. 
d. 
e. 
d.
Mathematics
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Evaluate the variable expression.
, when m = 27 and n = 24
A. -15 B. 1 C. 3 D. 19
Mathematics
Use the quadratic formula to solve the equation. Give both exact and approximate answers.2x2 + 8x = - 7
A. 
; -0.646, -1.354
B. 
; -3.293, -4.707
C. 
; 0.739, -4.739
D. 
; -1.293, -2.707
Mathematics
Find the equation that the given graph represents.
A. f(x) = x2 + 4x - 5 B. f(x) = -x3 + 4x2 + x - 5 C. f(x) = x3 + x2 + x + 5 D. f(x) = x3 + 4x2 - x - 5
Mathematics
Solve the problem.A company determines that its marginal revenue (in dollars per day) is given by M
The company's marginal cost (in dollars per day) is given by 
Find the total profit from 
to 
(the first 5 days).
A. $17,192 B. $17,195 C. $17,187 D. $17,312
Mathematics