Zad.1
a) [(-4)*(-2)+(-24):6]*[-6-(-8)]=
b)-(2-1/4):(-3/4+3)=
c) 1/4*(1i34-1/8:1/6)=
legenda:
*- razy
: - podzielic
+ -kazdy wie ze plus
- | kazdy wie ze minus
1/4- to jest ulamek jedna czwarta
np: 1i3/4 to jest ulamek jeden i trze czwarte
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a) [(-4)*(-2)+(-24):6]*[-6-(-8)]= ( 8 - 4) *2 = 4 * 2= 8
b) -(2-1/4):(-3/4+3)= - (1i3/4) : 2i1/4 = -(7/4) : 9/4 = -(7/4) * (4/9) = -7/9
c) 1/4*(1i3/4-1/8:1/6)= 1/4 ( 1i3/4 – 1/8 *6/1) = 1/4 ( 1i3/4 -6/8) =
=1/4 ( 1i3/4 – 3/4) = 1/4 * 1 = 1/4