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प्रश्न
Which of the following equations does not have a solution in integers?
विकल्प
x + 1 = 1
x – 1 = 3
2x + 1 = 6
1 – x = 5
उत्तर
2x + 1 = 6
Explanation:
⇒ 2x + 1 – 1 = 6 – 1 .....[Subtracting 1 from both sides]
⇒ 2x = 5 .....[Dividing both sides by 2]
⇒ x = `5/2`, which is not a integer
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