August 2018 1 37 Report
Persamaan kuadrat 2x² - 2x + 6 = 0 akar-akarnya x₁ dan x₂ , maka persamaan baru yang akar-akarnya 3x₁ dan 3x₂ adalah ........
A. x² - 3x +27 = 0
B. x² - 3x - 27 = 0
C. x² + 3x + 27 = 0
D. x² + 3x - 9 = 0
E. x² + 3x + 9 = 0
tolong gimana nih penyelesaiannya ...


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