Odpowiedzi

2010-03-03T16:07:45+01:00
A) 9/10 : (-3/4) = -6/5 = -1 1/5
b) (-1 1/2 ) : (-0,06) = 25
c) (-2 2/3) : 1,2 = 40/18 = -2 4/18
d) 2/3 : (-6) = -1/9
e) (-0,45) : 1 4/5 = -0,25
f) (-2,75) : (-2,2) = 1,25
g) (-3,5 ): (-1 2/5 ) = 2,5
2010-03-03T16:10:21+01:00
A) 9/10 : (-3/4)=9/10 * (-4/3)=-12/10=-1,2
b) (-1 1/2 ) : (-0,06)= -3/2 * 100/6=-100/4 = -25
c) (-2 2/3) : 1,2=8/3*10/12=-24/9
d) 2/3 : (-6) = -1/9
e) (-0,45) : 1 4/5 = -45/100 * 5/9= -1/4
f) (-2,75) : (-2,2)=-11/4*-5/11=5/4
g) (-3,5 ): (-1 2/5 )=-7/2*-5/7 = 2/5
2010-03-03T16:14:59+01:00
A) 9/10 : (-3/4)=9/10*(-4/3)=-3/5*(-2/1)=-6/5=1i1/5
b) (-1 1/2 ) : (-0,06)=-3/2:(-6/100)=-3/2*(-100/6)=-1*(-50/2)=25
c) (-2 2/3) : 1,2=-8/3:12/10=-8/3*5/6=-4/3*5/3=-20/9=-2 2/9
d) 2/3 : (-6)=2/3*(-1/6)=-1/9
e) (-0,45) : 1 4/5= -9/20:9/5=-9/20*5/9=-1/4
f) (-2,75) : (-2,2)=-1,25
g) (-3,5 ): (-1 2/5 )=-35/10:(-7/5)=-7/2*(-5/7)=5/2=2 1/2