Question
2 x 2 + 9 x − 5

Answer ( 2 x − 1 ) ( x + 5 )

Question
3 x 2 − 14 x − 5

Answer ( 3 x + 1 ) ( x − 5 )

Question
3 x 2 + 20 x + 25

Answer ( 3 x + 5 ) ( x + 5 )

Question
x 2 − 3 x − 4

Answer ( x + 1 ) ( x − 4 )

Question
5 x 2 + 23 x + 12

Answer ( 5 x + 3 ) ( x + 4 )

Question
4 x 2 + 29 x + 30

Answer ( 4 x + 5 ) ( x + 6 )

Question
5 x 2 − 36 x + 36

Answer ( 5 x − 6 ) ( x − 6 )

Question
3 x 2 − 2 x − 5

Answer ( 3 x − 5 ) ( x + 1 )

Question
12 x 2 − 35 x + 25

Answer ( 4 x − 5 ) ( 3 x − 5 )

Question
4 x 2 − 3 x − 1

Answer ( 4 x + 1 ) ( x − 1 )

Question
x 2 − 2 x + 1

Answer ( x − 1 ) ( x − 1 )

Question
6 x 2 + 19 x + 10

Answer ( 2 x + 5 ) ( 3 x + 2 )

Question
4 x 2 − 7 x − 2

Answer ( 4 x + 1 ) ( x − 2 )

Question
6 x 2 + 19 x + 10

Answer ( 3 x + 2 ) ( 2 x + 5 )

Question
10 x 2 + 27 x + 18

Answer ( 5 x + 6 ) ( 2 x + 3 )

Question
12 x 2 + 25 x + 12

Answer ( 4 x + 3 ) ( 3 x + 4 )