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> 已知f（x）=|x 2-1|+x 2+kx，（Ⅰ）若k=2，求方程f（x）=0的解；（Ⅱ）若关于x的方程f（x）=0在（0，2）上有两个解x 1，x 2，求k的取值范围，并证明＜4。

问题：

发布时间：2024-09-07

已知f（x）=|x ²-1|+x ²+kx，
（Ⅰ）若k=2，求方程f（x）=0的解；
（Ⅱ）若关于x的方程f（x）=0在（0，2）上有两个解x ₁，x ₂，求k的取值范围，并证明＜4。

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已知f（x）=|x 2-1|+x 2+kx， （Ⅰ）若k=2，求方程f（x）=0的解； （Ⅱ）若关于x的方程f（x）=0在（0，2）上有两个解x 1，x 2，求k的取值范围，并证明 ＜4。

可能感兴趣的题目：

已知f（x）=|x ²-1|+x ²+kx，
（Ⅰ）若k=2，求方程f（x）=0的解；
（Ⅱ）若关于x的方程f（x）=0在（0，2）上有两个解x ₁，x ₂，求k的取值范围，并证明＜4。