Step 1:

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The functions are $\"\"$ .

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(a)

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Find $\"\"$ .

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$\"\"$

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$\"\"$

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(b)

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Find $\"\"$ .

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$\"\"$

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$\"\"$

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(c)

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Find $\"\"$ .

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$\"\"$

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$\"\"$

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(d)

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Find $\"\"$ .

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$\"\"$

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$\"\"$

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Solution:

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$\"\"$