Digital SAT Math Practice Question #2365
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For $x \ne 5$, $\frac{(x-5)(x+5)}{x-5} = x + 5 = 10 \implies x = 5$. But at $x = 5$, the original expression is undefined. Thus, no real solution exists....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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