kxdm8 First Summative Test Math 8

FIRST SUMMATIVE TEST MATHEMATICS 8

SY 2020-2021

NAME:_________________________________ GR & SEC. ________________________

Read and answer each questions carefully. Write your answer on the space before the number.

_______1. What is the common monomial factor of 10x and 15x²?

A. 5 B. x C. 5x D. 5x²

_______2. Which of the following are the factors of x²+7x+

10

_? A.(x+5) (x-2) C. (x-5) (x-2)

B. (x-5) (x+2) D. (x+5) (x+2)

______3. Which of the following is NOT an example of rational algebraic expression?

A.

x

2

+7 x +10

x + 4

B. (2x+4) /(x-7) C

x

²

x + 4

_D.

x

²

+ 7 x +10

−4 + 4

______4.Find the equation of the line in the points (2,7) and (4,-5).

A. m= -6 B. m = -9 C. m= 6 D. m = -19

______5. Transform 2x+y=10 into y=mx+b.

A.y=2x+10 B. y=-2x+10 C. y=-2x-10 D. y=2x-10

______6. Reduce 15a² b to lowest terms 48ab²

A. 15a B. 15a³ C. 5a D. 5a ³

48b 16b³ 16b 16b³

______7.The product of 4 and x+1 expressed in simplest form is x²-1 4

A.x-1 B. 1 C. x – 1 D. 1__

4(x+1) x-1

______8. The simplest form of

x

²

−25 x +5

A.x+5 B. x-5 C. x+5/x-5 D. x-5/x+5 ______9. Illustrate linear equations in two variables

A. ax+bx=0 B. ay+by=0 C. ax+by=0 D. x²+bx=0

______10. Identify the value of b in the given linear equation 3x-4y=12

A. 3 B. -3 C. 12 D. -4

______11.Which of the following is NOT an example of systems of linear equation in two variables?

A.5x – 2y ≥ 3 B.5x – 2y =3 C. 5x + 2y = 3 D. 5x – 2y = 3

4x + 3y ≤ 10 2x+y = 5 4x + 5y = 2 4x + 2y= 6 ______12.Find the equation of the line with the slope -2 and passing through (5, 4).

A. y= 2x + 14 B. y = -2x + 14 C. y = -2x – 14 D. y = 2x – 14 ______13. Which of the following is the correct slope-intercept form of the equation 3x + 2y = 3?

A. y=

3 2

x−

3

2

^B. y=

3

2

x+

3

2

^C. y=−3

2

x+

3

2

^D. y=−3

2

x−

3

2

______14. Which of the following is the slope of a line in the given equation, y = -5x + 4

A.5 B. x C. -5 D. y

______15.Find the equation of the line with the given two points, (5,2) and (9, 4)

A.

y= 1 2 x− 1

2

_B.

y= x− 1

2

_C.

y= 1

2 x + 1

2

_D.

y= 1 2 x−2

______16. Factor x ³ +64

A. (x+4)(x² - 4x + 16) C. (x+4)(x² +4x + 16) B. (x+4)(x² - 4x - 16) D. (x+4)(x² + 4x - 16) ______17. ) Factor x² + 2x + 1

A. (x+1)(x-1) B. (x-1)(x-1) C. (x+1)(x+1) D. (x+1)(x-2) ______18. The graph of the linear equation y = -2x + 8 has a slope (m) which is equal to

A. y B. -2 C. x D. 8

______19. Factor 12x² + 2x-4

A. (3x+2)(4x-1) B. (3x-1)(4x-2) C. (3x+2)(4x-2) D. (3x+1)(4x-2)

______20. Divide

2 x

³

4 ÷ 4 x

8

x²−4 x²+x−2

x²+4x−5

2

x−4 _.

A.

4 x

²

2

B.

2 x

²

2

_C.

3 x

²

2

x+5

x−

1

_D. x²

2

x+5

_______________________________

PARENTS SIGNATURE:

Prepared by: Noted by:

MA LOURDES MOREDO MR FERDINAND MACATUGOB

SST 1- MATH MT1-MAPEH / TIC