MCQ
Write the correct answer in the following: The equation $2x + 5y = 7$ has a unique solution, if $x$ and $y$ are,
- ✓Natural numbers.
- BPositive real numbers.
- CReal numbers.
- DRational numbers.
✓
Answer
Correct option: A.
Natural numbers.
The equation $2x + 5y = 7$ has a unique solution if $x, y$ are natural numbers.
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