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Algebra Level 2

Evaluate:

(4.5)25×6.5+(3.5)2(3.5)2+5×6.5+(4.5)2\dfrac{(4.5)^2 - 5\times 6.5 + (3.5)^2}{(3.5)^2 + 5\times 6.5 + (4.5)^2}

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