Digital SAT Math Practice Question #2267
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Desmos Hack: Type the expression into Desmos directly to locate vertices, roots, and intersections effortlessly.
Expanding gives $x^2 - (a + b)x + ab = x^2 - 9x + 20$. Equating coefficients: $a + b = 9$....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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