Reminder wants to buy a new mp3 player that cost $76.50 if you save $8.50 each week how many weeks will it take a meyer save eno
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Remember that an exponent means repeated multiplication.
The exponent of 4 means you have four 's mutiplied together:
And then each exponent of 2 inside means you have two 's multiplied inside each set of parentheses.:
There are 8 b's there when you expand this out.