Answer:

(2x+1)(x+1)

Step-by-step explanation:

=2x²+3x+1

=(2x+1)(x+1)

2x times x is equal to 2x2

2x times 1 is equal to 2x

1 times x is equal to x

1 times 1 is equal to 1

=2x² +2x +x +1

=2x² +3x +1

done