19. A rectangular lot has an area of x2 + 7x + 14, if the length measures x + 4, what will be the measurement of its width?
a. x + 3 b. x + 5 C. X + 7 d.x+14
20. Which trinomials has a factors of ( 2x + 1)(3x - 5)?
a. 6x2 - 13x-5
b. 6x² + 13x + 5
c. 6x² + 7x-5
d. 6x2 - 7x-5
21. Which of the following DO NOT HAVE (x+2) as a factor?
a. x² + 7x + 12
b. x² + 4x + 4
c. x2 + 7x + 10
d. 3x² + 5x - 2
22. Which of the following is a factor of 3x? + 10x - 8.
a. (x+4) (3x - 6)
b. (x-4)(3x - 2)
c. (x+4)(3x+2)
d. (x+4)(3x-2)
23. Factor 9x2 - 6x + 1.
a. ( 3x + 2)
b. (3x - 2)
c. ( 3x - 1)
d. (3x + 1)?
24. Give the other factor of ( 2x + 5) to have a product that is a perfect square trinomial. Answer:
25. If the area of a rectangular board is 6x2 + 11x + 3, what is the dimension of the board?
a. The length is 3x + 1 and the width is 2x + 3
b. The length is 2x + 3 and the width is 3x + 1
c. The length is 3x - 1 and the width is 2x - 3
d. the length is 2x - 3 and the width is 3x - 1​