$\"\"$

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(a)

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The integral is $\"\"$ .

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Substitute $\"\"$ then $\"\"$ .

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$\"\"$ .

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$\"\"$

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By the Power Rule, the integral of $\"\"$ with respective to $\"\"$ is $\"\"$

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$\"\"$ .

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Substitute back $\"\"$ .

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$\"\"$ .

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The value of $\"\"$ is $\"\"$ .

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$\"\"$

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(b)

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The integral is $\"\"$ .

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Substitute $\"\"$ then $\"\"$ .

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$\"\"$

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By the Power Rule, the integral of $\"\"$ with respective to $\"\"$ is $\"\"$ .

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By the Power Rule, the integral of $\"\"$ with respective to $\"\"$ is $\"\"$ .

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$\"\"$ .

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Substitute back $\"\"$ .

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$\"\"$ .

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The value of $\"\"$ is $\"\"$ .

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$\"\"$

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(c)

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The integral is $\"\"$ .

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Substitute $\"\"$ then $\"\"$ .

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$\"\"$

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By the Power Rule, the integral of $\"\"$ with respective to $\"\"$ is $\"\"$ .

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By the Power Rule, the integral of $\"\"$ with respective to $\"\"$ is $\"\"$ .

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$\"\"$

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Substitute back $\"\"$ .

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$\"\"$ .

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The value of $\"\"$ is $\"\"$ .

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

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$\"\"$

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The integrals $\"\"$ , $\"\"$ and $\"\"$ can be found using the basic integration formulas.