2 years ago

Create truth table to determine whether or not the following statements are logically equivalent

Mathematics

1 answer:

otez555 [7]2 years ago

4 0

The statement is totally false.

$\neg P\lor\neg Q \equiv \neg(P \land Q) \not\equiv P\land Q$

because (P and ¬P) is a contradiction.

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What is the mean of the data set? {21, 23, 25, 25, 26, 28, 28, 28, 31, 33} 26.8 27 27.8 28

Lerok [7]

In mathematics, mean average means to take the sum of all the numbers and divide the sum by the number of elements in the set.

Add up the numbers.

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Divide by the number of elements in the set. Which is 10.

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