pliss potrzebuje na dziś
oblicz
a)
b)
c)
d)
e)
f)
g)
h)
i)(-8,1):
następne
a)(-13) (-2)
b)(-14)
f)(-100)
a) 0:(- 4,5) = 0
b) 2,75 : (-1,1) = - 2,5
c) (-3,375):(-1,8) = 1,875
d) (-3): (-3 i1/4) = (-3):(-13/4)= (-3)* (-4/13)= 12/13
e) (-1i11/24):5/12= (-35/24) *12/5= (-7/2)*1/1 = - 7/2 = - 3 i1/2
f) 9/2 : (-4,5)= 4,5 : (-4,5) = -1
g) (-6i1/3) : (-1i1/6)= (-19/3):(-7/6)= (-19/3)*(-6/7) = (-19/1)*(-2/7)= 38/7=5i 3/7
h) 4i1/5 : (-2i3/5)= 21/5:(-13/5) = 21/5*(-5/13)= 21/1 * (-1/13)= - 21/13 = -1i8/13
i) (-8,1): 1i1/9= (-81/10) : 10/9 = (-81/10)*9/10= - 729/100 = - 7 i29/100
2.
a) (-13)*(-2)*1/2*(-5)= 26*1/2*(-5)= 26/2*(-5)= 13*(-5)= -65
b) (-14)*(-0,7)*(-1i3/7)= 9,8 *(-10/7)= 98/10*(-10/7)= -98/7 = -14
c) (-1/3)*1i1/5*(-12)*(-1/6)= (-1/3)*6/5 *12/6= -6/15 *2 = -12/15
d) (-3i2/3)*0,3*(-10)*(-6/11) = (-11/3)*(-3)*(-6/11)= 11 *(-6/11)= -6
e) (-6/7)*(-4,2)*(-1) *0 = 0
f) (-100)*3,125*(-1i1/7)*(-1/25)= -312,5*(-8/7)*(-1/25)=-312i1/2* 8/175 =
- 625/2 *8/175= - 25/1 * 4/7 = - 100/7 = -14 i2/7
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a) 0:(- 4,5) = 0
b) 2,75 : (-1,1) = - 2,5
c) (-3,375):(-1,8) = 1,875
d) (-3): (-3 i1/4) = (-3):(-13/4)= (-3)* (-4/13)= 12/13
e) (-1i11/24):5/12= (-35/24) *12/5= (-7/2)*1/1 = - 7/2 = - 3 i1/2
f) 9/2 : (-4,5)= 4,5 : (-4,5) = -1
g) (-6i1/3) : (-1i1/6)= (-19/3):(-7/6)= (-19/3)*(-6/7) = (-19/1)*(-2/7)= 38/7=5i 3/7
h) 4i1/5 : (-2i3/5)= 21/5:(-13/5) = 21/5*(-5/13)= 21/1 * (-1/13)= - 21/13 = -1i8/13
i) (-8,1): 1i1/9= (-81/10) : 10/9 = (-81/10)*9/10= - 729/100 = - 7 i29/100
2.
a) (-13)*(-2)*1/2*(-5)= 26*1/2*(-5)= 26/2*(-5)= 13*(-5)= -65
b) (-14)*(-0,7)*(-1i3/7)= 9,8 *(-10/7)= 98/10*(-10/7)= -98/7 = -14
c) (-1/3)*1i1/5*(-12)*(-1/6)= (-1/3)*6/5 *12/6= -6/15 *2 = -12/15
d) (-3i2/3)*0,3*(-10)*(-6/11) = (-11/3)*(-3)*(-6/11)= 11 *(-6/11)= -6
e) (-6/7)*(-4,2)*(-1) *0 = 0
f) (-100)*3,125*(-1i1/7)*(-1/25)= -312,5*(-8/7)*(-1/25)=-312i1/2* 8/175 =
- 625/2 *8/175= - 25/1 * 4/7 = - 100/7 = -14 i2/7