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प्रश्न
Evaluate the following : `int (1)/sqrt(11 - 4x^2).dx`
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उत्तर
`int (1)/sqrt(11 - 4x^2).dx`
= `int (1)/sqrt((sqrt(11))^2 - (2x)^2).dx`
= `(1)/(2) sin^-1 (2x/sqrt(11)) + c`.
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