Solve.A nail 5
inches long is driven into a board 2
inches thick. How much of the nail protrudes from the other side of the board?
A. 
in.
B. 6
in.
C. 3
in.
D. 
in.
Answer: C
Mathematics
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Solve the system of equations by the elimination method.
x - 
y = -18
x + 
y = -9
A. (-12, 0) B. (0, 12) C. (0, -12) D. (12, 0)
Mathematics
Solve the problem.Shown is the image of a figure under the two successive translations that take P to P' and then P' to P''. Find the original figure. Note again, the given figure is the image after translation. Hint: First find the final image of a point if it were translated by both translations. Then what happens in the reverse process?
A. 
B. 
C. 
D. 
Mathematics
Find the inverse of the function.f(x) = 
+ 5
A. f-1(x) = (x - 5)3
B. f-1(x) = (x + 5)3
C. f-1(x) = 
- 5
D. f-1(x) = x3 - 5
Mathematics
Multiply. Simplify if possible.
? 
A. 
B. 
C. 
D. 
Mathematics