Penjelasan dengan langkah-langkah:
b. 3 dan 4
(x-x1)(x-x2) =0
(x-3)(x-4) =0
x²-4x-3x-12=0
x²-7x-12 =0
c. -5 dan 3
(x-(-5)(x-3) =0
(x+5)(x-3) =0
x²-3x+5x-15=0
x²+2x-15 =0
d. -2 dan 2
(x+2)(x-2) =0
x²-2x+2x-4=0
x²-4 =0
e. ½ dan ⅔
(x-½)(x-⅔) =0
x²-⅔x-½+2/6=0
_____________ kpk (6)
6x²-4x-3x+2 =0
6x²-7x+2 =0
semoga membantu,, maaf yaa yg poin a tdk d jawab, kaya'y soal g lengkap.., tp intinya sama kok
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Penjelasan dengan langkah-langkah:
b. 3 dan 4
(x-x1)(x-x2) =0
(x-3)(x-4) =0
x²-4x-3x-12=0
x²-7x-12 =0
c. -5 dan 3
(x-(-5)(x-3) =0
(x+5)(x-3) =0
x²-3x+5x-15=0
x²+2x-15 =0
d. -2 dan 2
(x+2)(x-2) =0
x²-2x+2x-4=0
x²-4 =0
e. ½ dan ⅔
(x-½)(x-⅔) =0
x²-⅔x-½+2/6=0
_____________ kpk (6)
6x²-4x-3x+2 =0
6x²-7x+2 =0
semoga membantu,, maaf yaa yg poin a tdk d jawab, kaya'y soal g lengkap.., tp intinya sama kok