$\"\"$

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(a)

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The original equation is $\"\"$ and the value of $\"\"$ .

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To check the solution, substitute the value of $\"\"$ in the given equation.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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Since the above statement is false, $\"\"$ is not a solution of the given equation.

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$\"\"$

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(b)

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The equation is $\"\"$ and the value of $\"\"$ .

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To check the solution, substitute the value of $\"\"$ in the given equation.

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$\"\"$

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$\"\"$

\

\

$\"\"$

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$\"\"$ .

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Since the above statement is false, $\"\"$ is not a solution of the given equation.

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$\"\"$

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(c)

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The equation is $\"\"$ and the value of $\"\"$ .

\

To check the solution, substitute the value of $\"\"$ in the given equation.

\

\

$\"\"$

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$\"\"$

\

\

$\"\"$

\

$\"\"$ .

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Since the above statement is false, $\"\"$ is not a solution of the given equation.

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$\"\"$

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(d)

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The equation is $\"\"$ and the value of $\"\"$ .

\

To check the solution, substitute the value of $\"\"$ in the given equation.

\

$\"\"$

\

$\"\"$

\

\

$\"\"$ .

\

Since the above statement is false, $\"\"$ is not a solution of the given equation.

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$\"\"$

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(a) $\"\"$ is not a solution of $\"\"$ .

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(b) $\"\"$ is not a solution of $\"\"$ .

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(c) $\"\"$ is not a solution of $\"\"$ .

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(d) $\"\"$ is not a solution of $\"\"$ .