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Ninth Grade (Grade 9) Quadratic Equations and Expressions Questions

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Grade 9 Quadratic Equations and Expressions
Grade 9 Quadratic Equations and Expressions CCSS: HSF-IF.B.4
Grade 9 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3b
Grade 9 Quadratic Equations and Expressions
Which of the following is a correct step in factoring this expression?
x2-9x+20
  1. Find 2 numbers that will multiply to -9 and will add to 20.
  2. Find 2 numbers that will divide -9 and divide 20.
  3. Find 2 numbers that will multiply to 20 and will add to -9.
  4. Find 2 numbers that will divide 20 and will add to 20.
Grade 9 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4b
If 6x2=332,x=
  1. -12,12
  2. -14,14
  3. -18,18
  4. -116,116
Grade 9 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3b
Grade 9 Quadratic Equations and Expressions
Grade 9 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4b
Grade 9 Quadratic Equations and Expressions
Which is the best definition for vertex?
  1. the roots
  2. the zeros
  3. the highest or lowest point of a parabola
  4. the y-intercept
Grade 9 Quadratic Equations and Expressions
What are the x-intercepts of the graph of -x2+3x-2=y?
  1. x = -1, x = -2
  2. x = 1, x = 2
  3. x = 1, x = -2
  4. x = -1, x = 2
Grade 9 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3b
Grade 9 Quadratic Equations and Expressions
Grade 9 Quadratic Equations and Expressions
Grade 9 Quadratic Equations and Expressions
What is the product of y+5 and y-9?
  1. y2-14y+45
  2. y2-4y-45
  3. y2+4y-45
  4. y2+14y-45
Grade 9 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3a
Grade 9 Quadratic Equations and Expressions
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