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प्रश्न
Choose the correct alternative:
`int x^2 "e"^(x/2) "d"x` is
पर्याय
`x^2 "e"^(x/2) - 4x"e"^(x/2) - 8"e"^(x/2) + "c"`
`2x^2 "e"^(x/2) - 8x"e"^(x/2) - 16"e"^(x/2) + "c"`
`2x^2 "e"^(x/2) - 8x"e"^(x/2) + 16"e"^(x/2) + "c"`
`x^2 "e"^(x/2)/2 - (x"e"^(x/2))/4 + "e"^(x/2)/8 + "c"`
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उत्तर
`2x^2 "e"^(x/2) - 8x"e"^(x/2) + 16"e"^(x/2) + "c"`
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