JEE Advanced 2020 Full Test 1 Paper 1

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Question : 42 of 54

Marks: +1, -0

Let h(x)=f(x)−(f(x))2+(f(x))3 for all real values of x, then incorrect option is

h(x) is increasing wherever f(x) is increasing
h(x) is increasing whenever f(x) is decreasing
h(x) is decreasing whenever f(x) is decreasing
Nothing can be said in general

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