lillyd7519 lillyd7519

04-01-2024
Mathematics

contestada

Are the following statements true or false? Give a proof for your conclusions.

(a) For all ∈ N, 2 − + 11 is prime.

(b) p → ( ∨ ) ≡ (p → ) ∨ (p → )

(c) For all integers , 2 + 5 is not divisible by 4.

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