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प्रश्न
Divide: a2 + 7a + 12 by a + 4
उत्तर
`"a"+4) overline("a"^2+7"a"+12)("a"+3`
`"a"^2 + 4"a"`
− −
3a + 12
3a + 12
− −
×
∴ a = 3
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