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OpenStudy (anonymous):
how many answer keys are possible for a quiz if it has 3 true or false questions and then 2 multiple choice questions with 4 chicoes for each multiple choice question. show work
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OpenStudy (anonymous):
2^3 * 4^2
OpenStudy (anonymous):
8*16
OpenStudy (anonymous):
how would u do that using perms? or combs?
OpenStudy (anonymous):
you don't need those
OpenStudy (anonymous):
ya u do. the question is in the unit perms and combs
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OpenStudy (anonymous):
That's only if repetition aren't allowed
OpenStudy (anonymous):
r u sure?
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