Wartość bezwzględna liczby wymiernej :/
Oblicz:
a) l 0,05-0,25 l
b) l 1,5-1 3/4 l
c) l -4 l * l -3 l - l -5 l - l 20 l
d) - l 100 l : l -50 l - l 2 l
e) l -120 l : l -2 l - l -3 l * l 6 l - l -7 l
------------------
teraz beda dzialania jakby na ulamkach? xd kreska bedą: ---------
l 115 l - l -11 l
f)---------------------- * 3/26 / ulamek
l 4-5 l
l - l -5 l +14 l -3 l * 4
g) --------------------- * --------------
l -3 l * l 2 l - l -2 l l - l -6 ll
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b) -0,25
c) 4*3-20=12-5-20=-13
d) -100/50-2=-2-2=-4
e)-120/2-3*6-7=60-18-7=35
115-11 3 104 3
f) ------------- * ---------- = --------- * ------- = 12
1 26 1 26
5+14 3*4 19 12 228 19
g) ---------- * ------- = ------ * -------= -------- = ------- = 9,5
3*2-2 6 4 6 24 2