Oblicz :
a) -1 1/4 * (-4) = ...
b)-6 2/3 : 2 = ...
c)-0,2 * (-0,2) = ...
d)-3 1/3 * (-3) = ...
e) (-3) do potegi 2 * 1/3 = ...
f)(1/3) do potegi 2 * (-9) = ...
g)-6 do potegi 2 : 1/2 = ...
h)3 3/4 : (-1,25) do potegi 2 = ...
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a) -1 1/4 * (-4) = - 5/4 *(-4) = 5
b) -6 2/3 : 2 = - 20/3 * 1/2 = - 10/3 = -3 1/3
c) -0,2 * (-0,2) = 0,04
d) -3 1/3 * (-3) = -10/3 *(-3) = 10
e) (-3) do potegi 2 * 1/3 = 9 * 1/3 = 9/3=3
f) (1/3) do potegi 2 * (-9) = 1/9 *(-9) = -9/9=-1
g) -6 do potegi 2 : 1/2 = 36 *2 = 72
h) 3 3/4 : (-1,25) do potegi 2 = 15/4 : (-5/4)^2 = 15/4 : 25/16 =
= 15/4 * 16/25 = 12/5 = 2 2/5