If x and y are real numbers which one of the following is always true
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4) | x - y |=| x | - | y |
Step-by-step explanation:
| x - y |=| x | - | y |
=) x - y = x - y
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Answer:
Answer
| x-y| = | x| - |y|
Step-by-step explanation:
(x - y) = |X| - |y|
=) x - y = x - y
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