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  3. let h gt be given by hx 2x2 ...

Question: let h gt be given by hx 2x2 ...

Question details

Let h: \mathbb{R} --> \mathbb{R} be given by h(x) = 2x2 - 4

a) Find a set A so that h[[1,3]] = h[A] and A\cap[1,3] = \O

b) Find h-1[[-6,0]]

c) Find h-1[(-2,2)]

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