(1-2х)(4х2+2х+1)=8(1-х2)(х+2) решите уравнение
(1-2x)(4x²+2x+1)=8(1-x²)(x+2) 1-8x³-8x-16+8x³+16x²=0 16x²-8x-15=0 D=64+960=1024 x1=(8-32)/32=-24/32=-0,75 x2=(8+32)/32=40/32=1,25