Odpowiedź:
a) 2+3 *(5-8 : 4) /-6+9= 2+ 3*( 5- 2) /3= 2 + 15 -6 /3= 11:3= 3 i 2/3
b) 3 i 1/6 - 6 i 1/2 /1 i 1/3 +1/6 = 3 i 1/6 -6 i 3/6 /1 i 2/6 + 1/6=
= -3 i 2/6 / 1 i 3/6= - 3 i 1/3 : 1 i 1/2= - 10/3 : 3/2= - 10/3 *2/3 = - 20 /9=
= - 2 i 2/9
Szczegółowe wyjaśnienie:
a)
2+3*(5-8:4) 2+3*(5-2) 2+3*3 2+9 11
---------------- = ------------- = --------- = ------ = ---- =11/3=3 2/3
-6+9 3 3 3 3
b)
3 1/6-6 1/2 3 1/6-6 3/6 -3 2/6 -3 1/3 -10/3
--------------- = ----------------- = ---------- = -------- = -------- = -10/3:3/2=-10/3*2/3=
1 1/3+1/6 1 2/6+1/6 1 3/6 1 1/2 3/2
-20/9=-2 2/9
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Verified answer
Odpowiedź:
a) 2+3 *(5-8 : 4) /-6+9= 2+ 3*( 5- 2) /3= 2 + 15 -6 /3= 11:3= 3 i 2/3
b) 3 i 1/6 - 6 i 1/2 /1 i 1/3 +1/6 = 3 i 1/6 -6 i 3/6 /1 i 2/6 + 1/6=
= -3 i 2/6 / 1 i 3/6= - 3 i 1/3 : 1 i 1/2= - 10/3 : 3/2= - 10/3 *2/3 = - 20 /9=
= - 2 i 2/9
Szczegółowe wyjaśnienie:
Odpowiedź:
a)
2+3*(5-8:4) 2+3*(5-2) 2+3*3 2+9 11
---------------- = ------------- = --------- = ------ = ---- =11/3=3 2/3
-6+9 3 3 3 3
b)
3 1/6-6 1/2 3 1/6-6 3/6 -3 2/6 -3 1/3 -10/3
--------------- = ----------------- = ---------- = -------- = -------- = -10/3:3/2=-10/3*2/3=
1 1/3+1/6 1 2/6+1/6 1 3/6 1 1/2 3/2
-20/9=-2 2/9
Szczegółowe wyjaśnienie: