Given the quadratic function

MATHEMATICS · Subjective · AoPS · Mathematics · Graphing Quadratics · Graphing Quadratics

Problem

Given the quadratic function y=−3(x−4)2+5y = -3(x - 4)^2 + 5, identify its vertex, the equation for its axis of symmetry, whether it opens up or down, and its maximum or minimum yy-value.

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