$$( 32 x ^ { 4 } + 16 x ^ { 3 } + 8 x ^ { 2 } ) 8 x ^ { 2 }$$
$64\left(4x^{2}+2x+1\right)x^{4}$
$$\left(256x^{4}+128x^{3}+64x^{2}\right)x^{2}$$
$$256x^{6}+128x^{5}+64x^{4}$$
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$256x^{6}+128x^{5}+64x^{4}$
