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प्रश्न
Subtract: (a - b) from (a + b)
उत्तर
(a + b) - (a - b) = a + b - a + b = 2b
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संबंधित प्रश्न
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| Age | [24 + `square` (a – 2)] | Age (Human Years) |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 |
