Digital SAT Math Practice Question #2380
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Expand: $(2x - 3)^2 = 4x^2 - 12x + 9$. Equating coefficients with $4x^2 - mx + 9$, $-m = -12 \implies m = 12$....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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