Question

Даю 25 балов,упростить выражение

Answer 1

$37d ^{3} - 26d ^{2}$

Answer 2

$- 8d {}^{3} - 8d {}^{2} + 45d {}^{3} - 18d {}^{2} = 37d {}^{3} - 26d {}^{2}$