Assessment
Directions: Read each question carefully. Write only the letter of the correct answer on the
a
answer sheet provided. Write your solution in a separate sheet
1. Which mathematical statement is correct?
a. (2x+3y)(2x-3y)=2x2 - 3y2
C. (2x+3y)(2x-3y)=4x2 - 6y2
b. (2x+3y)(2x-3y)=4x2 . 9y
d. (2x+3y)(2x-3y)=6x2.6y2
2. Which of the following DOES NOT belong to the group?
x?
b. x² - 4
c. 4x² 16y2
d. 4x2 - 8
3. Find the missing terms:
x3+
y3 = (2x+3y)(4x2 - 6xy + 9y?).
a. 2 and 3
b. 4 and 9
c. 8 and 27
d. 27 and 8
4. Find the missing term: 25x*y+ - 30x3y2 - 5x²y2 = - 6x - 1.
a. 5xy
c. 5xy²
d. 5x’y?
5. One of the factors of 12x - 20x is 4x. What is the other factor?
a. 3x+5
b. 3x-5
c. 5x+3
d. 5x-3
6. What is the GCF of 6x3-12x? + 24?
2.
b. 3
c. 6
d. 12
b. 5x’y
a.
7. What are the factors of 25x2 - yº?
a. (5x + y ) (5x - y)
b. (5x - y²) (5x - y)
c. (5x² + y) (5x² - y)
d. (5x² - y) (5x² - y)
C. 4x2
8. Which of the following is the common monomial factor of 28x5y6 – 8x?y? + 12x3y6?
a. 4x2y4
b. 4x3y6
d. 4x²y4
9. Which of the following is the factor of x3 – y3?
a. (x - y)(x2 + 3y + y2)
c. (x + y)(x2 - xy + y²)
b. (x + y)(x2 – 3y + y2)
d. (x - y)(x² + xy + y²)
10. Which of the following mathematical expressions are written in simplest form?
a.) ( 2x2) (16x - 4)
c.) (3x - 5) (2x + 3)
b.) 2n2 - n + 1
d.) 3y2 + 15