练习4:优化问题
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该范例演示了如何通过优化问题求解函数的最大值和最小值。涉及的核心数学概念包括函数、导数和极值。通过使用GeoGebra命令如Random、Line、Textfield等,可以动态调整参数,观察函数图像的变化。适合高中数学教学和学习。
GeoGebra 命令及参数
Random(-10, 10) → n_1Line(B, A) → aTextfield(deltay) → InputBox2Random(-5, 5) → mRandom(-10, 10) → nTextfield(b) → InputBox3Random(1, 10) → deltax_1Sequence(((deltax_1 * i), b + (deltay * i)), i, -20, 20) → list1Sequence(Segment[A + ((deltax_1 * (i + 1)), (deltay * i)), A + ((deltax_1 * (i + 1)), (deltay * (i + 1)))], i, -20, 20) → risesSequence(Segment[A + ((deltax_1 * i), (deltay * i)), A + ((deltax_1 * (i + 1)), (deltay * i))], i, -20, 20) → runsTableText({{p, k, l}, {A7, B7, C7}, {A8, B8, C8}, {A9, B9, C9}, {A10, B10, C10}, {A11, B11, C11}, {A12, B12, C12}, {A13, B13, C13}, {A14, B14, C14}, {A15, B15, C15}, {A16, B16, C16}}, "|_r") → text2