4. If x and y vary directly, then which of the following is not true?
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4. If x and y vary directly, then which of the following is not true?
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Answer:
(a) If x increases y also increases
(b) If x decreases y also decreases
(c) If x decreases y increases.
These are the options. You didn't mention the options , so I mentioned it.
Step-by-step explanation:
Option C is not true. Because x and y vary directly, so if x changes y also changes. If there's a change in x , there's a change in y too...
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