$\"\"$

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(a)

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The integral is $\"\"$ .

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Let $\"\"$ .

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Apply derivative on each side.

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$

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$\"\"$

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Substitute $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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The above integral cannot be solved using the basic integration formulas.

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$\"\"$

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(b)

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The integral is $\"\"$ .

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Let us consider $\"\"$

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Apply derivative on each side.

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ .

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$\"\"$

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$\"\"$ .

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$\"\"$

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(c)

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The integral is $\"\"$ .

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Let us consider $\"\"$ .

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Apply derivative on each side.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ .

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$\"\"$

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$\"\"$ .

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Therefore, the integral $\"\"$ can be found using the basic integration formulas. $\"\"$

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The integral $\"\"$ can be found using the basic integration formulas.