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प्रश्न
Solve : (2x – 3)² = 49
योग
उत्तर
`(2x - 3)^2 = 49`
Taking square root on both sides
`2x - 3 = += 7`
When 2x - 3 = 7 => 2x = 10 => x = 5
and when 2x - 3 = -7 => 2x = -4 => x = -2
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