Question

сократите дробь x^2-4a/x^2+4ax+4a^2

Answer 1

(х-2а)(х+2а)/(х+2а)^2= х-2а/х+2а

Answer 2

x^2-4a/x^2+4ax+4a^2
(х-2а)*(х=2а)/(2а+х)^2
х-2а/2а+х