Oblicz
a) (-6) * [2 - (-3) + 3 * (-1) ]
b) -12 + 12 * [-(-6) : 3 - 3]
c) 0,75 * ( - 4/5 ) - 2 1/2 * (-0,24)
d) [ 2/5 - (-0,4 ) : (-0,12) ] : [4 - ( -44) ]
e 1,5 -1,5 * (-3 - (-3 ))
_________________
-1 - (0,25)
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a)(-6)*[2+3-3]=(-6)*2= -12
b)-12+12*[6:3-3]=-12+12*[2-3]=-12+12*(-1)=-12-12= -24
c)3/4*(-4/5)-5/2*(-24/100)= -12/20+12/20=0
d)[2/5+4/10:(-12/100)]:[4+44]=[2/5+(-10/3)]=6/15-50/15= -44/15= -2i14/15
e)[1,5-1,5*(-3+3)] : [-1-0,25]=[1,5-1,5*0] : [-1,25]=1i1/2:(-1i1/4)=3/2:(-5/4)=3/2*(-4/5)= -12/10= -1i1/5