October 2018 1 47 Report
Tentukan akar-akar persamaan kuadrat dengan cara melengkapkan kuadrat sempurna :
a. x^2 -5x + 6 = 0
b. 2x^2 -4x - 6 = 0
c. 4x^2 - 36 = 0
d. x^2 +v12x - 4 = 0

Ket : ^ = pangkat
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