zadanie 1
Oblicz
a)
b)
zadanie 2
c) -1\frac{}{}
d )
a). 7-15/-2 + -8/-4= -8/-2 + 2= 4+2=6
b). -20/-4 - (-6/-4) = 5 - 1,5 = 3,5
a) 1 i 7/8*(-6) = 15/8* (-6) = -90/8= (-11 i 2/8)
b) -1i1/5*2i1/2 = -1i2/10* 2i5/10 = 12/10 * 25/10 = 300/100 = 3
c)
d) 1i1/3 * 5/10 = 4/3 * 5/10 = 20/30= 2/3
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a). 7-15/-2 + -8/-4= -8/-2 + 2= 4+2=6
b). -20/-4 - (-6/-4) = 5 - 1,5 = 3,5
zadanie 2
a) 1 i 7/8*(-6) = 15/8* (-6) = -90/8= (-11 i 2/8)
b) -1i1/5*2i1/2 = -1i2/10* 2i5/10 = 12/10 * 25/10 = 300/100 = 3
c)
d) 1i1/3 * 5/10 = 4/3 * 5/10 = 20/30= 2/3