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Grade 9 math 2nd quarter
Contributed by: Alig
  • 1. Solve for x: x4 - 13x2 + 36 = 0
A) x = ±1, ±6
B) x = ±2, ±3
C) x = ±2, ±4
D) x = ±3, ±4
  • 2. what is the interval in the region A.
A) (-6, -3)
B) [-3,1)
C) (-∞,-3]
D) (1, ∞)
  • 3. what is the interval in the region B
A) [-3,1)
B) (1, ∞)
C) (-6, -3)
D) (-∞,-3]
  • 4. what is the interval in the region C
A) (1, ∞)
B) (-6, -3)
C) (-∞,-3]
D) [-3,1)
  • 5. what is the interval in the region A.
A) [2, ∞]
B) [-2,2)
C) (-∞,-2]
D) [-2,2]
  • 6. what is the interval in the region B
A) (-∞,-2]
B) [-2,2]
C) [-2,2)
D) [2, ∞]
  • 7. what is the interval in the region C
A) [-2,2)
B) [-2,2]
C) (-∞,-2]
D) [2, ∞]
  • 8. what is the interval in the region A.
A) (1, ∞]
B) (1, ∞)
C) (-∞,-4)
D) (-4,1)
  • 9. what is the interval in the region B
A) (-∞,-4)
B) (1, ∞)
C) (-4,1)
D) (1, ∞]
  • 10. what is the interval in the region C
A) (-4,1)
B) (1, ∞)
C) (-∞,-4)
D) (1, ∞]
  • 11. what is the interval in the region A.
A) [-1,1)
B) (-∞,-1)
C) [1, ∞)
D) (-1,1]
  • 12. what is the interval in the region B
A) (-∞,-1)
B) [1, ∞)
C) [-1,1)
D) (-1,1]
  • 13. what is the interval in the region C
A) (-∞,-1)
B) [-1,1)
C) (-1,1]
D) [1, ∞)
  • 14.
A) d
B) c
C) a
D) b
  • 15.
A) c
B) d
C) a
D) b
  • 16.
A) b
B) c
C) d
D) a
  • 17.
A) c
B) b
C) a
D) d
  • 18.
A) b
B) a
C) c
D) d
  • 19.
A) a
B) c
C) b
D) d
  • 20.
A) d
B) c
C) a
D) b
  • 21. Transform the equation into Quadratic equations.
A) x2-2x+6=0
B) 5x2-5x-4=0
C) x2+6x+8=0
  • 22. Transform the equation into Quadratic equations.
A) 5x2-5x-4=0
B) x2-2x+6=0
C) x2+6x+8=0
  • 23. Transform the equation into Quadratic equations.
A) x2+6x+8=0
B) 5x2-5x-4=0
C) x2-2x+6=0
  • 24. what is the standard form of the quadratic funtion?
A) ax2+bx+c>0
B) ax2+bx+c=0
C) y=ax2+bx+c
  • 25. The graph of the quadratic function is
A) cubic
B) parabola
C) line
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