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求函数f(x)=x^2-4x+5的单调区间和极值

2025-03-17 00:46:28

推荐回答（2个）

回答1：

f(x)=x^2-4x+5
f'(x)=2x-4，极值点为x=2，极值为1，单调增区间为x>=2，单调减区间为x<=2

△x=0.01，△y=0.1005
△（x^4+5x-6）=0.09060401

第2题不懂

回答2：

数学都还给老师了

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