Add or subtract as indicated. Write the answer in simplest form.
+ 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Describe the given set of points with a single equation or with a pair of equations.The circle in which the plane through the point (-4, 12, 1) perpendicular to the y-axis meets the sphere of radius 15 centered at the origin.
A. x 2 + y2 + z2 = 144 and y = 12 B. x 2 + y2 + z2 = 63 and y = 12 C. x 2 + y2 + z2 = 225 and y = 12 D. x 2 + y2 + z2 = 81 and y = 12
Mathematics
Provide an appropriate response.Perform the indicated operation and simplify: 
Fill in the blank(s) with the appropriate word(s).
Mathematics
If possible, use the graph to evaluate the expression.f(-3)
A. 7 B. 5 C. 4 D. 6
Mathematics
Find the range of the data set.639, 353, 452, 397, 196
A. 196 B. 418 C. 443 D. 353
Mathematics