Help with math please!

1) Factor the following trinomial expression by a method of your choice: -3x2 + 5x - 2
A. (-3x + 2)(x - 1) B. (-3x - 2)(x + 1) C. (3x - 2)(x + 1) D. (3x + 2)(-x - 1)

2)Factor: x2 - 3x – 18
A. (x + 6)(x + 3) B. (x – 6)(x + 3) C. (x + 9)(x + 2) D. (x - 9)(x + 2)

3)Factor: x2 + 7x – 18
A. (x + 5)(x + 2) B. (x + 9)(x + 2) C. (x + 4)(x + 3) D. (x + 9)(x – 2)

4)Factor: x2 + 10x – 24
A. (x + 12)(x + 2) B. (x - 12)(x + 2) C. (x + 6)(x + 4) D. (x + 12)(x – 2)

5)Factor: x2 + 5x + 6
A. (x + 3)(x + 2) B. (x - 3)(x + 2) C. (x + 3)(x - 2) D. (x + 5)(x + 1)

6)Factor: x2 + 7x – 18
A. (x + 5)(x + 2) B. (x + 9)(x + 2) C. (x + 4)(x + 3) D. (x + 9)(x – 2)

7)Factor: x2 - 9x – 36
A. (x – 12)(x - 3) B. (x – 12)(x + 3) C. (x + 5)(x + 4) D. (x - 5)(x – 4)

8)Factor the following trinomial expression by a method of your choice: 2x2 + 3x + 1.
A. (2x + 1)(x + 1) B. (2x - 1)(x - 1) C. (2x + 1)(x - 1) D. (2x - 1)(x + 1)

9)Factor the following trinomial expression by a method of your choice: 7x2 - 5x - 2.
A. (7x + 1)(x - 6) B. (7x - 2)(x - 5) C. (7x + 3)(x + 2) D. (7x + 2)(x - 1)

10)Factor x2 - 9x + 14.
A. (x + 14)(x - 1) B. (x - 2)(x + 7) C. (x - 2)(x - 7) D. (x + 2)(x + 7)

11)Factor: x2 – 9
A. (x – 3)(x – 3) B. (x + 3)(x + 3) C. (x + 3)(x – 3) D. (x + 3)

12)Factor: y2 + 12y + 27
A. (y - 3)(y + 9) B. (y + 3)(y - 9) C. (y - 1)2 D. (y + 3)(y + 9)

13)The expression x2 + 4
A. Can be factored B. Cannot be factored


Out of 50 questions i couldn't get these, answer as many as you can, thank you

these are your answers

1. A
2. b
3. d
4. d
5. a
6. d
7. b
8. a
9. d
10. c
11. c
12. d
13. b

http://howfm.blogspot.com/2011/02/how-to…
:)

11 C
7 C
10 C
6 D
13 A
4D