$\"\"$

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The integral function is $\"\"$ .

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$\"\"$

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$\"\"$

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Integral substitution formula : $\"\"$ .

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Where $\"\"$ and $\"\"$ .

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$\"\"$

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Power rule of integration: $\"\"$ .

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$\"\"$

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$\"\"$

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Substiute $\"\"$ .

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ $\"\"$ .