71.5k views
1 vote
Which of these is correct

(84)5 (73)9 = 84 + 573 + 9 = 89712
or
(84)5 (73)9 = 84•573•9 = 82072

User Ketchup
by
6.8k points

1 Answer

4 votes
?? Neither are correct
User Tsewang
by
7.8k points
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