Rozwiąż:
a) (7-4i 4/5)*(173/5+12,4)=
b) 12000+6i 2/5*5i 5/8=
c) 330+1i 3/5*60=
Rozwiążcie Proszę
Dam Naj !
( 6 i 5/5 - 4 i 4/5)*( 34 i 6/10 + 12 i 4/10)=
2 i 1/5 * 47= 11/5 * 47= 517/ 5 = 103 i 2/5
12000 + 32/5 * 45/8=
12000+ 36= 12036
330 + 8/5*60=
330+96=426
= ( 6 5/5 - 4 4/5) * ( 173/5 + 124/10)=
= 2 1/5 * (346/10 + 124/10)=
= 11/5 * 470/10 =
=1034/10 =
=103 2/5
= 12000 + 32/5 * 45/8 =
= 12000 + 36=
=12036
= 330 + 8/5 * 60 =
=330 + 96=
=426
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a) (7-4i 4/5)*(173/5+12,4)=
( 6 i 5/5 - 4 i 4/5)*( 34 i 6/10 + 12 i 4/10)=
2 i 1/5 * 47= 11/5 * 47= 517/ 5 = 103 i 2/5
b) 12000+6i 2/5*5i 5/8=
12000 + 32/5 * 45/8=
12000+ 36= 12036
c) 330+1i 3/5*60=
330 + 8/5*60=
330+96=426
a) (7-4i 4/5)*(173/5+12,4)=
= ( 6 5/5 - 4 4/5) * ( 173/5 + 124/10)=
= 2 1/5 * (346/10 + 124/10)=
= 11/5 * 470/10 =
=1034/10 =
=103 2/5
b) 12000+6i 2/5*5i 5/8=
= 12000 + 32/5 * 45/8 =
= 12000 + 36=
=12036
c) 330+1i 3/5*60=
= 330 + 8/5 * 60 =
=330 + 96=
=426