Digital SAT Math Practice Question #2327
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Desmos Hack: Graph the left and right sides of any equation to instantly view intersection points and filter out extraneous solutions.
$16 = 2^4 \implies x^2 - 3x = 4 \implies x^2 - 3x - 4 = 0 \implies (x - 4)(x + 1) = 0 \implies x = 4, -1$....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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