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Discrete Math 5. Prove the following existential statements: (a) There exists a real number x such...

Discrete Math

5. Prove the following existential statements:

(a) There exists a real number x such that x2 −4x + 3 = 0.

(b) There is a real number x such that (x ≥ 1) → (x2 < 0)

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