$\"\"$

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The function is $\"\"$ .

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$\"\"$ is a function that has roots $\"\"$ and $\"\"$ .

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Factored form of $\"\"$ is $\"\"$ .

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Replace $\"\"$ instead of $\"\"$ .

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Subustiute the value of $\"\"$ in the function $\"\"$ .

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$\"\"$ .

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Find zero of each factor.

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Consider factor $\"\"$ .

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$\"\"$

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$\"\"$ .

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Consider factor $\"\"$ .

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$\"\"$

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$\"\"$ .

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Consider factor $\"\"$ .

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$\"\"$

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$\"\"$ .

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Subtracting $\"\"$ from $\"\"$ will result in the horizantal shift.

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The zeroes will shift the factor $\"\"$ .

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The zeros of $\"\"$ are $\"\"$ .

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Zeros are $\"\"$ .

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$\"\"$

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The zeros of $\"\"$ are $\"\"$ .