Question: Hello, could you help me to solve this homework exercise? Tutorial Question 4 Consider the correspondence f : R S R defined by {y R:

Hello, could you help me to solve this homework exercise?

Tutorial Question 4 Consider the correspondence f : R S R defined

Tutorial Question 4 Consider the correspondence f : R S R defined by {y R: x if if {y R: x +2 < y < x +4} if O < x < oc. Is this correspondence upper-hemicontinuous? Is it lower-hemicontinuous? Is it continuous? Justify your answers.

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