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प्रश्न
`int cos sqrtx` dx = _____________
विकल्प
`2 [sqrtx sin sqrtx + cos sqrtx] + "c"`
`sqrtx sin sqrtx + cos sqrtx + "c"`
`2 [sqrtx cos sqrtx + sin sqrtx] + "c"`
`1/2 [sqrtx sin sqrtx - cos sqrtx] + "c"`
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उत्तर
`2 [sqrtx sin sqrtx + cos sqrtx] + "c"`
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