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Beyond Horizon Set 2 Paper 1 · Q4

Paper 1Functions & graphs

The function 2−x2x23\dfrac{2-x}{2\sqrt[3]{x^2}} is defined for all x≠0x\ne 0. The complete set of values of xx for which the function is decreasing is

Ax≤−4, x>0x\le -4,\ x>0
B−1≤x<0-1\le x<0
Cx≤2x\le 2
Dx≥2x\ge 2
E−1≤x≤2-1\le x\le 2
Fx≤−1, x≥2x\le -1,\ x\ge 2

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