a) x<0
b) x>0
c) x jest liczbą wymierną
3-π<0 => |3-π|=π-3
2π-6>0 => |2π-6|=2π-6
31-10π<0 =. |31-10π|=10π-31
x=|3-π|-|2π-6|+|31-10π|=π-3-(2π-6)+10π-31
x=π-3-2π+6+10π-31=9π-28>0
Odp B
x = I 3-TTI - I2TT-6 I + I 31-10TT I
3-TT < 0, I 3-TT I = TT-3
2TT-6 > 0, I 2TT-6 I = 2TT-6
31-10TT < 0, I 31-10TT I = 10TT-31
x = TT-3-(2TT-6)+10TT-31
x = TT-3-2TT+6+10TT-31
x = 9TT-28
x > 0
Odp.b) x > 0
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3-π<0 => |3-π|=π-3
2π-6>0 => |2π-6|=2π-6
31-10π<0 =. |31-10π|=10π-31
x=|3-π|-|2π-6|+|31-10π|=π-3-(2π-6)+10π-31
x=π-3-2π+6+10π-31=9π-28>0
Odp B
x = I 3-TTI - I2TT-6 I + I 31-10TT I
3-TT < 0, I 3-TT I = TT-3
2TT-6 > 0, I 2TT-6 I = 2TT-6
31-10TT < 0, I 31-10TT I = 10TT-31
x = TT-3-(2TT-6)+10TT-31
x = TT-3-2TT+6+10TT-31
x = 9TT-28
x > 0
Odp.b) x > 0