Question

Сократите дробь:
3q^2-19q-14/4-9q^2

Answer 1

(3g² - 19g - 14) / (2² - (3g)²) = (3g+2)(g-7) / (2+3g)(2-3g) = g-7 / 2-3g

Answer 2

3q²-19q-14=0
D=361+168=529
q1=(19-23)/6=-2/3
q2=(19+23)/6=7
(3q+2)(q-7)/(2-3q)(2+3q)=(q-7)/(2-3q)