(m+3)^4-4(m-3)^2-5=o (m+3)^2-4(m-3)-5=0 m^2+6m+9-4m-12-5=0 m^2+2m-8=9 D=4+32=36 x1=-2+6\2=2 x2=-2-6\2=-4 \(дробь) ответ:x1=2; x2= -4