1. Which of the following is an example of sum and difference of squares?
a. 4x² - y b. x+y c. X- 25 d. -x + 4y?
2. Which of the following refers to a number, a variable, or a combination of number or variable which can be found on the terms of a given polynomial?
a. Common monomial factor
c. Common polynomial factor
b. Common binomial factor
d. Common least multiple
3. What is the common monomial factor of the expression 12x + 4x?
a. 3 b. 4x c.5x d. 6x
4. If x- 11 is a factor of x? - 121, what is the other factor?
a. X + 12 b. x + 21 C. X + 20 . d. x + 11
5. A rectangular board has an area of x' - 25, the length is x + 5, what would be the width?
a. x-2 b.x-3 C. X-4 d. x-5
6. A square fool with an area of x' will be transform into rectangle, by decreasing one side by 4 units and increasing the other side by 4 units. Express the area of the rectangular pool by its length and width.
a. (x + 4)(x-4) b. (x+4)(x+4)
c. (x-4)(x-4) d.x(x-4)
7. Which of the following is NOT a sum or difference of two cubes?
a. x' + 8 b.x-8 C.X + 8 d. x-27
8. Which of the following does NOT belong to the group?
a. x + 9 b.x°-27 C.X-25 d.x+64
9. Factor 30x + 10y + 15x² completely.
a. (10x)(3x'+y+x) b. (5x?)(6x +2y+3)
c. (5x)(6x +2y+3x) d. (10x)(3x +2y+x')
10. What is the trinomial factor of x'- 647
a. x² + 4x + 16 b. x - 4x + 16
c. x2 + 2x + 16 d.x² - 2x + 16
11. Which of the following is the factor of9x? - 47 a. (3x + 2)(3x + 2) b. (3x-2)(3x - 2)
c. (3x + 2)(3x - 2) d. (-3x+2)(3x+2)
12. Which of the following statement is the correct factor of 27% + 8?
a. (3x-2)(9x2 - 6x +4) C. (3x + 2)(9x2 - 6x-4)
b. (3x +2)(9x2 + 6x + 4) d. (3x +2)(9x2 - 6x + 4)
13. Give your own example of difference of two squares, by following these rules.
a. The first and last terms are perfect squares.
b . There is a minus sign between the two terms.​