thank you yuk bisa yuk dibantuuu huhu BU
Jawaban:
2a - b = -15
Penjelasan dengan langkah-langkah:
x² + 3x - 18 = 0
(x + 6) (x - 3) = 0
x1 = -6 ✓ x2 = 3
b > a
b = 3
a = -6
2a - b = .....?
2(-6) - 3
= -12 - 3
= -15
Maaf kalo salah...
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