$\"\"$

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The equation is $\"\"$ .

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(Apply Pythagorean identity: $\"\"$ )

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$\"\"$

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$\"\"$ (Apply distributive property) \ \

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$\"\"$ (Subtract 1 from each side) \ \

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

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(Subtract $\"\"$ from each side)

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$\"\"$ \ \

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ (Take out common factor) \ \ $\"\"$

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$\"\"$ (Apply zero product property) \ \

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$\"\"$

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$\"\"$

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$\"\"$

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

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The solutions are $\"\"$ .