Question

Find the real solution of x^3+2x^2+5x*10=0 by factoring

Answer 1

5x*10 or 5x+10?

Answer 2

\[x ^3 +2x^2 +5x+10\] split it in half and factor so
\[x^3 +2x^2 = x^2(x+2) \]
\[5x+10= 5(x+2)\]
Then it turns into
\[(x^2+5)(x+2)\]
and you just solve for x