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