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`[-1, 3]``[-1,-15]``[-1, 9]`None of these

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`f_(1)(x)=x^(2) and f_(2)(x)=|x|` <br> `or f(x)=f_(1)(x)-2f_(2)(x)=x^(2)-2|x|` <br> Graph of `f(x)` <br> <img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/CEN_CAL_C01_E18_016_S01.png" width="80%"> <br> `g(x)={(f(x)",",-3le x lt -1),(-1",",-1 le x lt 0),(0",",0le x le 2),(f(x)",",2 lt x le 3):}={(x^(2)+2x",",-3le x lt -1),(-1",",-1 le x lt 0),(0",",0le x le 2),(x^(2)-2x",",2 lt x le 3):}` <br> The range of `g(x)` for [-3, -1] is [-1, 3].**Introduction: average rate and instantaneous rate**

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