Agar pecahan (x²+3x-10)/(x²-x-2) bernilai positif, maka … A. X2 B. -5
(x² + 3x – 10)/(x² – x – 2) > 0
(x + 5)(x – 2)/(x + 1)(x – 2) > 0
(x + 5)/(x + 1) > 0
x < -5 atau x > -1
Agar pecahan (x²+3x-10)/(x²-x-2) bernilai positif, maka … A. X2 B. -5
(x² + 3x – 10)/(x² – x – 2) > 0
(x + 5)(x – 2)/(x + 1)(x – 2) > 0
(x + 5)/(x + 1) > 0
x < -5 atau x > -1