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$\"\"$

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The functions are $\"\"$ .

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The sum of f and g is $\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ $\"\"$

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The value of function $\"\"$ .

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$\"\"$

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The functions are $\"\"$ .

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The difference of f and g is $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ $\"\"$

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The value of function $\"\"$ .

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\

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$\"\"$

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The functions are $\"\"$ .

\

The product of f and g is $\"\"$

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$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ $\"\"$

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The value of function $\"\"$ .

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\

\

$\"\"$

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The functions are $\"\"$ .

\

The product of f and g is $\"\"$

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$\"\"$

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$\"\"$ $\"\"$

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The value of function $\"\"$ and its domain is all real numbers x except x = 2.