5. (a) Show that x2 – 5 does not have a zero in Q[/2]. (b) Prove that Q[/2] is not isomorphic to Q[/5].

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Q: 10) What is the domain of f(x)= vx + 5? A) {x|x 2 -5} B) {x|x 2 0} C) {x\x> -5} D) {x|xs -5}

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Q: 11. Summarize the Intermediate Value Theorem for Polynomials in your own words.

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