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asked in Reasoning by (79.2k points)

Let h(x) = f(x) − (f(x))2 + (f(x))3 for every real number x. Then 

(1) h is increasing whenever f is increasing 

(2) h is increasing whenever f is decreasing 

(3) h is decreasing whenever f is increasing 

(4) nothing can be said in general

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Correct Option (1) h is increasing whenever f is increasing


∴ h increases with y or h is increasing whenever f(x) is increasing or equivalently h is decreasing whenever f(x) is decreasing.

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