proof ACC p(B)

Q: Write out explicitly and simplity possible as h= 5 n!

A: ∑n=0n=5 n2n!=?

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Q: proofl Ant>pl An

A: Solution

Q: please can you help me? prove by derivation that : ¬p→(q→r)≡q→(p∪r)⁡

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A:

Q: (a) Prove that if A and B are open, then A+ B is open.

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A:

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Q: This statement is false Is it true or false?

A: Given statement  This statement is false .

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A: Given: ∠5 is supplementary ∠4.

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A: This a proof by Contrapositive.

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A:

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A: SOLUTION-

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A: Using rules of inference to fill the missing information in the given argument.

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Q: expressed

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A: Assume that P(x) is true.

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A: given function is                                                        f(x, y)-z=0 now…