Digital SAT Math Practice Question #2394
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Desmos Hack: Graph the function and inspect the curve's features (vertex, intercepts, asymptotes) or evaluate points directly.
$(g \circ f)(x) = g(2x + 1) = (2x + 1)^2 - 1 = 4x^2 + 4x + 1 - 1 = 4x^2 + 4x$....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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