Given the function f(x) = 2x^2 - 4x + 1, what is the minimum value of f(x)?
Category: Math · Difficulty: hard
Hint: Find the vertex of the parabola.
Answer
−1
Explanation
The vertex occurs at x = 1 (minimum), yielding f(1) = -1.
This is a hard math riddle — a tricky one that takes a little thought. The answer is −1.
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