(2x+5)^3+(x-3)(x+3)

Question
Answer:
$8{x}^{3}+60{x}^{2}+150x+125+\left( x-3 \right) \times \left( x+3 \right)$
$8{x}^{3}+60{x}^{2}+150x+125+{x}^{2}-9$
$8{x}^{3}+61{x}^{2}+150x+125-9$
$8{x}^{3}+61{x}^{2}+150x+116$
solved
general 11 months ago 139