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Yes
Yes, contrapositives are always true, as long as the original statement stood true.
true
This is not always true.
always true
always true
To form the inverse of a statement, you negate both the subject and the predicate of the original statement. This means that if the original statement is true, the inverse is false, and vice versa.
No.
true
One statement about gravity that is always true is that it is a force of attraction between objects with mass.
An example of a conditional statement is: If I throw this ball into the air, it will come down.In "if A then B", A is the antecedent, and B is the consequent.
No.
No. Consider the statement "If I'm alive, then I'm not dead." That statement is true. The converse is "If I'm not dead, then I'm alive.", which is also true.
Proof by Converse is a logical fallacy where one asserts that if the converse of a statement is true, then the original statement must also be true. However, this is not always the case as the converse of a statement may not always hold true even if the original statement is true. It is important to avoid this error in logical reasoning.
a tautology is a statement that is always true. For example p or not p is always true because one of the two is always true.
The statement "not P" is the negation of statement P. It means the opposite of P is true. For example, if P is "The sky is blue," then not P would be "The sky is not blue."