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2 votes
Write 343 with an exponent by using 7 as the base

User Bjorg P
by
8.8k points

2 Answers

4 votes
343=7^?
divide both sides by 7
49=7^(?-1)
divide both sides by 7

7=7^(?-2)
7^1=7^(?-2)
1=?-2
3=?

answer is 7^3
User SaschaP
by
8.0k points
1 vote
7^3 = 343

7×7=48
7×7×7=343
User Pablo Pardo
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8.7k points