Mathematics, 22.04.2021 02:00 marcus5266
A teacher writes the following product on the board: (k^2-6)(k^2-5)= k^4-11k^2+30(k 2 β6)(k 2 β5)=k 4 β11k 2 +30
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A teacher writes the following product on the board: (k^2-6)(k^2-5)= k^4-11k^2+30(k 2 β6)(k 2 β5)=k...
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