Solve the problem.If (-1, -2) is the endpoint of a line segment, and (-3, 1) is its midpoint, find the other endpoint.
A. (5, -6)
B. (3, -8)
C. (-5, -5)
D. (-5, 4)
Answer: D
Mathematics
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Multiply, and then simplify if possible. Assume all variables represent positive real numbers.
(
+ 
)
A. 15 + 9
B. 30
C. 15 + 3
D. 225 + 3
Mathematics
Determine whether the function satisfies a Laplace equation.f(x, y, z) = 6x + 10y3z2
A. Yes B. No
Mathematics
Simplify the expression by removing as many factors as possible from under the radical. Assume that all variables represent positive real numbers.
? 
A. 2
B. 5
C. 10
D. 100
Mathematics
For the pair of functions, find the indicated domain.f(x) = 
, g(x) = 
Find the domain of f + g.
A. (-?, ?) B. (-?, -4) ? (-4, 10) ? (10, ?) C. (-?, -4) ? (-4, -2) ? (-2, ?) D. (-?, -10) ? (-10, 4) ? (4, ?)
Mathematics