Сократите дробь 6х2+29х-5/х+5

Question

Сократите дробь
6х2+29х-5/х+5

Answer 1

6х² + 29х - 5
__________
х + 5

D = 841 + 120 = 961 = 31²
x1 = -29 - 31 / 12 = -60/12 = -5
x2 = -29 + 31/12 = 2/12 = 1/6

6х² + 29х - 5 = 6(x + 5)(x - 1/6)

6(x + 5)(x - 1/6)
___________ = 6(x - 1/6)
x + 5