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Determine if the bioconditional is true. if false, give a counterexample "the bulb does not shine if and only if the lamp is unplugged" True/False Counterexample:
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Determine if the bioconditional is true. if false, give a counterexample

"the bulb does not shine if and only if the lamp is unplugged"
True/False
Counterexample:

User Adarsh H S
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1 Answer

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It's false.  The bulb does not shine if the circuit is not closed. The bulb does not shine if the bulb is broken.
User Rdmpage
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