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MATEMATIKA 1 Senka Banic PREDAVANJA (grupa G1): utorak i ...

MATEMATIKA 1 Senka Banic PREDAVANJA (grupa G1): utorak i ...

MATEMATIKA 1 Senka Banic PREDAVANJA (grupa G1): utorak i ...

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Zadatak. Ispitajte da li su zadani vektori linearno zavisni.Ako jesu prikaite jedan od njih kao linearnukombinaciju preostalih.(a) ~a = 3~i + 2~j ~ k; ~ b = ~i + ~j; ~c =~i ~j + ~ k ;(b) ~a =~i + 2~j; ~ b = 5~i 3~j + 2 ~ k; ~c = 3~i + ~j 4 ~ k ;(c) ~a =~i + 2~j; ~ b =~i + 3 ~ k; ~c =~i +~j + ~ k; ! d = ~j + ~ k .(a) Rješenje:~a + ~ b + ~c = ! 0 2432135 + 2411035 + 2411135 =2400035243 + + 2 + + 35 =2400035A to je ekvivalentno homogenom sustavu:

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