Evaluate.80 + (-12)0
A. 0
B. 2
C. -4
D. 1
Answer: B
Mathematics
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Based on the graph, find the range of y = f(x).
A. (-?, ?) B. (-10, 10) C. (-?, 0) or (0, ?) D. (-?, 0) or {0} or (0, ?)
Mathematics
Provide an appropriate response.Explain the error in the following: 
= 
- 
= x - 6.
What will be an ideal response?
Mathematics
Simplify.
A. 128 B. 16 C. 17 D. Not a real number
Mathematics
Graph the level curves in the first quadrant of the xy-plane for the given function at heights of 
and 
4x + 2y - 4z = 4
A. 
B. 
C. 
D. 
Mathematics