Question: 8.(a) Give a direct proof that when w,x are real numbers such that wx, we have 2w+xx (b) Recall that a subset TS of a

8.(a) Give a direct proof that when w,x are real numbers

8.(a) Give a direct proof that when w,x are real numbers such that wx, we have 2w+xx (b) Recall that a subset TS of a countable set S will also be countable. Use proof by contradiction to show that a superset WV of an uncountable set V must also be uncountable

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