Clulessgirl8 Clulessgirl8

07-04-2021
Mathematics

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From Question 10c, What is DC_{3,1}DC
3,1

From Question 10c What is DC31DC 31 class=

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LammettHash LammettHash

07-04-2021

DC₃₁ is the entry of the product DC in row 3, column 1, which you get by computing the dot product of the 3rd row of D and the 1st column of C :

{3, -2} • {1, 4} = 3×1 + (-2)×4 = 3 - 8 = -5

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