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प्रश्न
Solve −2x ≥ 9 when x is an integer
उत्तर
Given – 2x ≥ 9
⇒ `- x ≥ 9/2`
⇒ `x ≤ - 9/2`
x is an integer
`x ≤ - 9/2`
x ≤ – 4.5
x = …………., – 7, – 6, – 5
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