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Evaluate: ∫ 1 √ 1 − X 2 D X - Mathematics

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प्रश्न

Evaluate: \[\int\frac{1}{\sqrt{1 - x^2}} \text{ dx }\]

योग
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उत्तर

\[\text{ Let I} = \int\frac{dx}{\sqrt{1 - x^2}}\]

\[\text{ Let  x }= \sin \theta\]

\[ \Rightarrow dx = \cos \theta\]

\[ \therefore I = \int\frac{\cos \theta}{\cos \theta}d\theta\]

\[ = \int d\theta\]

\[ = \theta + C\]

\[ = \sin^{- 1} x + C \left( \because x = \sin \theta \right)\]

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अध्याय 19: Indefinite Integrals - Very Short Answers [पृष्ठ १९८]

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आरडी शर्मा Mathematics [English] Class 12
अध्याय 19 Indefinite Integrals
Very Short Answers | Q 51 | पृष्ठ १९८

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