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01-02-2021
Mathematics

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Prove (n + 6)² – (n + 2)² is always a multiple of 8

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01-02-2021

Step-by-step explanation:

(n+6)^2-(n+2)^2=(n+6-n-2)*(n+6+n+2)=4*2*(n+4)=8*(n+4) so it is always a multiple of 8

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