Question

3x²+5x-2

Answer 1

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

\(=3x^2+6x-x-2\)

\(=\left(x+2\right)\left(3x-1\right)\)

Answer 2

\(3x^2+5x-2=3x\left(x+2\right)-\left(x+2\right)=\left(x+2\right)\left(3x-1\right)\)

Answer 3

= 3x\(^2\)+6x-x-2= 3x(x+2)-(x+2)=(3x-1)(x+2)