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Is it...
biconditional
counterexample
converse
definition

2006-10-27 12:43:41 · 6 answers · asked by Anonymous in Science & Mathematics Mathematics

6 answers

counterexample.

Statement:
If an animal is a bird then it can fly.

Counterexamples:
A penguin or emu. These are both animals that are birds, but they cannot fly.

A counterexample, is sort of a "negative example" -- an example of something that counters (disproves) the statement.

2006-10-27 12:49:50 · answer #1 · answered by Puzzling 7 · 2 0

Say you have a conditional statement P implies Q.

You find a counter example where P is true but Q is false.

2006-10-27 13:17:27 · answer #2 · answered by Anonymous · 0 0

Counterexample.

2006-10-27 12:47:14 · answer #3 · answered by Anonymous · 0 0

Mz.Lee gave bith to a child ,the gender of the child must be
(a)male (b) or female
if the child is male,he cannot be female or
vice verse

2006-10-27 12:52:24 · answer #4 · answered by peterwan1982 2 · 0 0

Counterexample

An example that refutes or disproves a hypothesis, proposition, or theorem.

2006-10-27 12:53:34 · answer #5 · answered by Wicked 7 · 0 0

counterexample

2006-10-27 12:44:51 · answer #6 · answered by Anonymous · 1 0

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