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OpenStudy (anonymous):
How many ways can 12 questions on a true-false test be answered if a student answers every question?
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OpenStudy (anonymous):
Will fan and medal!
OpenStudy (kropot72):
The number of ways is given by: \[\large 2^{12}=you\ can\ calculate\]
OpenStudy (anonymous):
Thanks~
OpenStudy (kropot72):
You're welcome :)
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