October 2018 2 149 Report
Bantuin gaes..
1. Akar2 persamaan kuadrat 4x kuadrat +
2x - 1 = 0 adalah....

a. 1/4 (1+√ 5) dan 1/4 (1-√5)
b. 1/4 (1-√5 ) dan 1/4 (√5 -1)
c. -1/4 (1+√5) dan 1/4 (√5 -1)
d. -1/4 ( 1-√5) dan 1/4 (1+ √5)

Pakai cara, jangan lupa gaes..
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