Упростить и раскрыть скобки:
1) -3a*(-2b)*3c*(-4)
2)-1/2m*0,3n*(-5p)*(-1целая1/3)
1) -3a*(-2b)*3c*(-4)
2)-1/2m*0,3n*(-5p)*(-1целая1/3)
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Answers & Comments
2)-1/2m*0,3n*(-5p)*(-1целая1/3)=-0,5m*0,3n*(-5p)*(-4/3)=-(1/2*3/10*4/3*5)mnp=
=-(3*4*5)/(2*10*3)mnp=-mnp