TUGAS MATA KULIAH : MATEMATIKA 2 (AGSD 303)
1 / (10). X2 + 2X - 2 < 0
Jawab : Hp
2. /(11) > 0
Jawab :
-1 2
Hp
3. /(12) I - 3 I > 6
Jawab :
-6 > - 3 > 6
-6 + 3 > > 6 + 3
-3 > > 9
4. / (13) I + 1 I 1
Jawab :
-1 + 1 1
-1 -1 + 1 1 – 1
-2 + 1 0
-2. 4 + 1 0.4
-8 + 1 0
5. / (14) x2 – 4x + 4 0
Jawab : x = 2