Jeżeli -1<x<0, to wyrażenie jest równe
A.x
B.0
C.1
D.-1
Z OBLICZENIAMI!
D. -1
np. x=1/2
|1/2 - 1| + |1/2| - |1-1/2| 1/2 + 1/2 - 1/2 1/2
-------------------------------- = ------------------- = ----- = -1
-|1/2| -1/2 -1/2
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D. -1
np. x=1/2
|1/2 - 1| + |1/2| - |1-1/2| 1/2 + 1/2 - 1/2 1/2
-------------------------------- = ------------------- = ----- = -1
-|1/2| -1/2 -1/2