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Determinantes a (1,0,3) b ( 5, 6, 2) c ( 7,9,1) d ( 2, 3, 5) determine (a. c) x (b. d)

Kauany

- Enem

Determinantes
a (1,0,3)
b ( 5, 6, 2)
c ( 7,9,1)
d ( 2, 3, 5)

determine
(a. c) x (b. d)

1 Resposta

jakezika

A . C = (1 0 3) * (7 9 1)

=   1 x 9 x 2/9 = 2

B . D = (5 6 2) * (2 3 5)

= 5 x 11/5 x (-10/11) = -10

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