syarat akar berbeda:
D > 0
b² - 4ac > 0
a² - 4*1*(a - 1) > 0
a² - 4a + 4 > 0
(a - 2)² > 0
a - 2 > 0
a > 2
pilih opsi B
cmiiw
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syarat akar berbeda:
D > 0
b² - 4ac > 0
a² - 4*1*(a - 1) > 0
a² - 4a + 4 > 0
(a - 2)² > 0
a - 2 > 0
a > 2
pilih opsi B
cmiiw