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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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a x a y a z = ...(svojstva skal. umn.)... =b x b y b z : c x c y c zIz svojstava determinanti imamo a x a y a z c x c y c z b x b y b z =a x a y a z = c x c y c z b x b y b zb x b y b zc x c y c za x a y a z ;tj. (ciklickom zamjenom) imamoh~a; ~ i hb;~c = ~c;~a; ~ i h ib = ~b;~c;~a : (1)Budući jepa jeh~a; ~ ib;~c !a ! b ~c V =2:h~a; ~ ib;~c ==h~b;~a;~ci= !b ! ah i~b;~a;~c ;h~a;~c; ~ ib= ~c imamoh~c; ~ ib;~a : (2)Napomena: Svojstva (1) i (2) vrijede i ako vektori nisuzadani u koordinatnom sustavu 0;~i;~j; ~ k :

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