Плиз при х=-0,1
(3x+4)²-10x-(x-4)(4+x)= 9x²+16+24x-10x-(x²-16)= 9x²+16+14x-x²+16= 8x²+14x+32= 2(4x²+7x+16)= 2(4(-0,1)²+7(-0,1)+16)= 2(4*0,1²-1,7+16)= 2*15,34= 30,68
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