Tentukan persamaan kuadrat yang akar-akarnya 3 dan -2.... Question from @fardichalik2

September 2018 2 2K Report

Tentukan persamaan kuadrat yang akar-akarnya 3 dan -2

niningwiningsih X"-(x1+x2)x+x1x2=0
x''-(3-2)x+3.(-2)=0
x''-x-6=0

6 votes Thanks 7

rifkyfaris2010 X=3 => x-3=0 => (x-3)
x=-2 => x+2=0 => (x+2)
(x-3)(x+2)
x²+2x-3x-6
x²-x-6

1 votes Thanks 1

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