This is the rule we use when we’re dividing one exponential expression by another exponential expression. The quotient rule tells us that we have to subtract the exponent in the denominator from the exponent in the numerator, but the bases have to be the same.

Read MoreExponents are a tool we can use to write numbers in a simpler way. An exponent is a little number that you write above and to the right of another number, and it tells you how many times to multiply the base number by itself.

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