1.

Which of the following equations best describes the graph given below?

A. |x + y| - |x - y| = 6
B. |x - y| + |x + y| = 10
C. |x| - |y| = 6
D. |x + y| - |x - y| = 0
Answer» D. |x + y| - |x - y| = 0


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