Tolonglah kerjain dong

Kelas 8 Matematika
Bab Operasi Aljabar

c] (8x² - 8)/(5x² + x - 6)
= 8 (x² - 1) / ((5x + 6) (x - 1))
= (8 . (x + 1) . (x - 1)) / ((5x + 6) (x - 1))
= (8x + 8)/(5x + 6)

d] (6x² + 13x - 5)/(1 - 9x²)
= ((3x - 1) (2x + 5)) / ((1 + 3x) (1 - 3x))
= ((3x - 1) (2x +5)) / (-1 - 3x) . (3x - 1)
= (2x + 5)/(-3x - 1)