September 2018 2 110 Report
1.akar persamaan kuadrat dari
a.3x²+2x-16=0
b.2x²-3x-27=0
adalah....

2.akar-akar persamaan kuadrat x²-5x=0 dan x²+6x=0 adalah....
3.ax²-3x+7,nilai a=....
Mohon bantuannya :D

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