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true
Yes
Yes, contrapositives are always true, as long as the original statement stood true.
true
This is not always true.
always true
always true
No.
true
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.
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.
Yes
Nonfiction texts may include facts that are not true. Apex
Objects will always be pulled to the center of the mass.
Yes, contrapositives are always true, as long as the original statement stood true.
true