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ser-zykov [4K]
3 years ago
14

7^(4) x 7^(-8) x 7 Rewrite the expression using the base only once.

Mathematics
1 answer:
dolphi86 [110]3 years ago
4 0
7^4 * 7^(-8) * 7

= 7^4 * 7^(-8) * 7^1

= 7^[ 4 + (-8) + 1 ]

= 7^[ 4 - 8 + 1 ]

= 7^(-3) <----- this is the answer.


I hope this helps. =)
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