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Define H: R->R by the rule H(x) = x2, for all real numbers x. c) Is...

Define H: R->R by the rule H(x) = x2, for all real numbers x.

c) Is H one-to-one correspondence? Explain

b) Define K: Rnonneg->Rnonneg by the rule K(x) = x2, for all nonnegative real numbers x. Is K a one to one correspondence?

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