Perform the indicated operation.Let A = 
. Find 2A.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Match the equation with the surface it defines.
+ 
+ 
= 1 
A. Figure 4 B. Figure 2 C. Figure 1 D. Figure 3
Mathematics
Solve the problem.From a 32-inch by 32-inch piece of metal, squares are cut out of the four corners so that the sides can then be folded up to make a box. Let x represent the length of the sides of the squares, in inches, that are cut out. Express the volume of the box as a function of x.
A. V(x) = 2x3 - 96x2 + 32x B. V(x) = 2x3 - 96x2 C. V(x) = 4x3 - 128x2 D. V(x) = 4x3 - 128x2 + 1024x
Mathematics
Solve the inequality.x(x + 3)(5 - x) ? 0
A. [-3, 5] B. (-?, -3] or [0, 5] C. [-3, 0] or [5, ?) D. [0, 5]
Mathematics
Find the square roots.64
A. 9, -9 B. 8, -8 C. 10, -10 D. 16, -16
Mathematics