Math Question: Tia ate 3/4 of a pizza, and John ate 40% of the remaining. What fraction of the whole pizza did John eat?
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Math question: For the parabola function 𝑦 = ax^2, if the vertex is at (3, 4) and one other point on the parabola is (6, 9), can you find the value of 'a'?
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Math question: Find the absolute extrema of the function f(x) = x^3 - 6x^2 + 2x + 1 on the interval [-2, 4].