Verified Answer :

LammettHash

\(7^6+7^5-7^4=7^4(7^2+7-1)=7^4(49+7-1)=7^4\times55\)

Since \(11|55\), it follows that \(11|7^6+7^5-7^4\).

Answer:

7^4 5

Step-by-step explanation:

7^6+7^5-7^4 = 7^4(7^2+7-1) = 7^4(55), 55/5 = 11, 7^4 5 = 55/5, 7^4 * 5 by 11

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