Describe the level surfaces for the given function.f(x, y, z) = -7x - 7y - 5z + 2
A. Hyperboloids of one sheet
B. Paraboloids
C. Planes
D. Lines
Answer: C
Mathematics
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Evaluate the improper integral or state that it is divergent.
A. - 
B. 
C. 0
D. Divergent
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Evaluate the integral.
A. 3
B. 4
C. 2
D. 
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Use the properties of summation notation to find the sum.
A. - 175 B. 145 C. - 145 D. - 163
Mathematics
Use the horizontal line test to determine whether the function is one-to-one.
A. Yes B. No
Mathematics