Pomóżcie ! a) -16+7*(-17 ) : (-5) =b) 2/5 : (-4/5)+1 i 2/5 - (-2 i 1/4 ) * (-4/5) =
a) -16+7*(-17 ) : (-5) = -16+119:5=-16+23,8 = 7,8b) 2/5 : (-4/5)+1 i 2/5 - (-2 i 1/4 ) * (-4/5) =2/5*(-5/4)+7/5+9/4*(-4/5)=-1/2+7/5-9/5= - 9/10
a) -16+(-119):(-5)= -16+23,8=(-7,8)
b)(-1/2)+3 i 9/20x(-4/5)= (-1/2)+(-69)= (-69 i 1/2)
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a) -16+7*(-17 ) : (-5) = -16+119:5=-16+23,8 = 7,8
b) 2/5 : (-4/5)+1 i 2/5 - (-2 i 1/4 ) * (-4/5) =2/5*(-5/4)+7/5+9/4*(-4/5)=-1/2+7/5-9/5= - 9/10
a) -16+(-119):(-5)= -16+23,8=(-7,8)
b)(-1/2)+3 i 9/20x(-4/5)= (-1/2)+(-69)= (-69 i 1/2)