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OpenStudy (anonymous):
Simplify . 4^21/4^7 ?
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OpenStudy (johnweldon1993):
When dividing exponents with the same base...you need only subtract the exponents and leave the base alone. i.e 4^21 ----- 4^7 means 4^(21-7) so your answer is...?
OpenStudy (anonymous):
4^13 ?
OpenStudy (johnweldon1993):
close...21 - 7 is?
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