*Stares intensely at Kelly's teacher ... before moving off to a secret Zen-like place to stare at a waterfall as she ponders the differences between "Find the *set* of values of `x` ..." vs "Find the *range* of values of `x` ..."*

Umm ... "the `x`-axis is a tangent to the curve" in Q8(ii) but this wasn't stated for the curve in Q11.

{ yes } 🙁

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