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Evaluate the determination for the following matrix [144] [522] [155]

User Ted Avery
by
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1 Answer

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Matrix :

1 4 4

5 2 2

1 5 5

=> Determinant =

1 * (2*5 - 2*5) - 4 * (5*5 - 1*2) + 4 * ( 5*5 - 2*1)

= 1*(10 - 10) - 4*(25 - 2) + 4*(25 -2) = 1*0 + 4* 23 + 4*(25 - 2) = 0 - 4*23 + 4*23 = 0

Answer: 0
User Andrew Nesbitt
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