(( 5 - y )^2)/(2 y + 12) * (y^2 - 36)/(2 y - 10) (( x + 3 )^2)/(2 x - 4) * (x^2 - 4)/(3 x + 9)
(a^2 - 1)/(a - b) * (7 a - 7 b)/(a^2 + a)
(b - a)/a * (3 a b)/(a^2 - b^2)
(y^2 - 16)/(10 x y) * (5 y)/(3 y + 12)

Amaliya211013    2   20.02.2022 13:05    11