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प्रश्न
Choose the correct alternative:
`int 1/x^3 "d"x` is
पर्याय
`(-3)/(x^2) + "c"`
`(-1)/(2x^2) + "c"`
`(-1)/(3x^2) + "c"`
`(-2)/(x^2) + "c"`
उत्तर
`(-1)/(2x^2) + "c"`
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