help pleaseeeee @mathslover @Mertsj @surjithayer @thomaster

Question

help pleaseeeee @mathslover @Mertsj  @surjithayer  @thomaster

anonymous · Answer

attachment

anonymous · Answer

$$\left( x ^{3} +2x ^{2}\right)+\left( 4x+8 \right)$$
take common  x ^{2} from first bracket and 4 from the second

anonymous · Answer

i dont understand

anonymous · Answer

$$x ^{2}\left( x+2 \right)+4\left( x+2 \right)=\left( x+2 \right)\left( x ^{2}+4 \right)$$
if only real real factors then problem is complete but if complex then something more.

anonymous · Answer

ok what do i do next

anonymous · Answer

@thomaster  can you help me please

anonymous · Answer

$$x ^{2}+4=x ^{2}-\left( -4 \right)=x ^{2}-\left( 2\iota \right)^{2}=\left( x+2\iota \right) \left( x-2 \iota \right)                                                                                         $$

anonymous · Answer

$$\left( x+2 \right)\left( x+2 \iota \right)\left( x-2 \iota \right)$$