Question

3x³-24 giúp mik với ạ

Answer 1

\(3x^3-24\)

\(=3\left(\left(x-2\right)x^2+2\left(x^2-2x\right)+4\left(x-2\right)\right)\)

\(=3\left(x-2\right)\left(x^2+2x+4\right)\)

Answer 2

\(3x^3-24\\ =3\left(x^3-8\right)\\ =3\left(x^3-2^3\right)\\ =3\left(x-2\right)\left(x^2+2x+4\right)\)