MCQ
The equation 2x + 5y = 7 has a unique solution, if x and y are:
- ANatural numbers.
- BRational numbers.
- CPositive real numbers.
- DReal numbers.
✓
Answer
- Natural numbers.
Solution:
The equation 2x + 5y = 7 has a unique solution, if x and y are natural numbers.
If we take x = 1 and y = 1, the given equation is satisfied.
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