2(х + 4)^4 - 3(х + 4)^2 =0

(х+4)^2 ( 2(х+4)^2 - 3) = 01)  (х+4)^2 = 0 x = -42)  2(х+4)^2 - 3 = 0(х+4)^2 = 1.5x^2+8x+16-1.5 = 0x^2+8x + 14.5 = 0D = 64 - 58 = 6x = (-8 +-корень 6) \ 2