October 2018 1 85 Report
Tentukan nilai a,b,c dari persamaan kuadrat berikut ini :
1. x pangkat 2 + 8x + 12 = 0
2. m pangkat 2 - 25 = 0
3. x pangkat 2 - 2x = 15
4. 2y pangkat 2 = 3y - 9
5. p pangkat 2 + 8p = 0
6. -3s pangkat 2 + 5 = -7
Pembahasan :

kakak-kakak plis tlong bantu'in jwb yah..pliss...
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