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1st quarter exam Alig Grade 9 Math
  • 1. It is a polynomial equation of degree two that can be written in the form


    , where a, b, and c are real numbers and a ≠ 0.
A) Quadratic Inequality
B) Linear Inequality
C) Quadratic Equation
D) Linear Equation
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  • 2.
A) c
B) a
C) b
D) d
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  • 3.
A) a
B) b
C) c
D) d
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  • 4.
A) b
B) a
C) d
D) c
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  • 5.
A) b
B) d
C) c
D) a
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  • 6.
A) c
B) a
C) b
D) d
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  • 7.
A) b
B) a
C) d
D) c
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  • 8.
A) a
B) d
C) b
D) c
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  • 9.
A) Both
B) Luisa
C) Edna
D) None of them
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  • 10.
A) b
B) d
C) c
D) a
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  • 11.
A) c
B) b
C) a
D) d
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  • 12.
A) -9, 9
B) none of the above
C) -9
D) 9
  • 13. x + 7 = 0, by zero-product property x = _____?
A) 7
B) 0
C) undefined
D) -7
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  • 14.
A) b
B) d
C) c
D) a
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  • 15.
A) c
B) d
C) a
D) b
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  • 16.
A) b
B) c
C) a
D) d
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  • 17.
A) 25
B) 36
C) 49
D) 16
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  • 18.
A) d
B) a
C) c
D) b
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  • 19.
A) c
B) d
C) b
D) a
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  • 20.
A) b
B) d
C) c
D) a
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  • 21.
A) c
B) b
C) d
D) a
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  • 22.
A) c
B) b
C) a
D) d
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  • 23.
A) a
B) d
C) c
D) b
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  • 24.
A) a
B) d
C) c
D) b
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  • 25.
A) c
B) a
C) b
D) d
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  • 26.
A) c
B) d
C) a
D) b
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  • 27.
A) d
B) a
C) c
D) b
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  • 28.
A) c
B) a
C) d
D) b
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  • 29.
A) b
B) a
C) d
D) c
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  • 30.
A) c
B) d
C) b
D) a
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  • 31.
A) a
B) c
C) d
D) b
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  • 32.
A) b
B) a
C) c
D) d
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  • 33.
A) b
B) c
C) a
D) d
  • 34. What are the roots of the equations. (x+2) (x+3) = 0
A) -2 & 3
B) -2 & -3
C) 2 & 3
D) 2 & -3
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  • 35.
A) d
B) a
C) b
D) c
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  • 36.
A) b
B) c
C) d
D) a
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  • 37.
A) c
B) b
C) d
D) a
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  • 38.
A) c
B) a
C) b
D) d
  • 39. When the discriminant is zero, then the roots are real numbers and equal.
A) true
B) false
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  • 40.
A) 64
B) 49
C) 25
D) 36
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  • 41.
A) 3
B) 12
C) 6
D) 9
  • 42. When the discriminant is negative, then the nature of the roots is _____.
A) real and equal
B) real, irrational and unequal
C) real, rational and unequal
D) Imaginary and no real roots
  • 43. When the discriminant is perfect square, the nature of roots is _____.
A) Imaginary and no real roots
B) real, irrational and unequal
C) real and equal
D) real, rational and unequal
  • 44. When the discriminant is not a perfect square, the nature of roots is____.
A) real and equal
B) real, irrational and unequal
C) Imaginary and no real roots
D) real, rational and unequal
  • 45. When the discriminant is less than 0, then the nature of roots is _____.
A) real and equal
B) real, rational and unequal
C) Imaginary and no real roots
D) real, irrational and unequal
  • 46. What is the nature of roots of quadratic equation if the discriminant is 100?
A) Imaginary and no real roots
B) real, rational and unequal
C) real and equal
D) real, irrational and unequal
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  • 47.
A) 4
B) 8
C) 6
D) 2
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  • 48.
A) d
B) b
C) a
D) c
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  • 49.
A) -9/2
B) 9
C) 12
D) 14
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  • 50.
A) b
B) c
C) a
D) d
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