Question

$${ \left(8S \right) }^{ 2 } T+16 { S }^{ 3 } -24 { S }^{ 8 } T$$

Evaluate

$8S^{2}\left(2S-3TS^{6}+8T\right)$

Expand

$16S^{3}-24TS^{8}+64TS^{2}$