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Quadratic Equations Questions - All Grades

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Grade 9 Quadratic Equations
Expand and simplify
[math](x- 5 ) (x + 6)[/math]
  1. [math]x^2 - 1x + 30[/math]
  2. [math]x^2 +11 x - 30[/math]
  3. [math]x^2 + x - 30[/math]
  4. [math]x^2 - 11x -30[/math]
Grade 8 Quadratic Equations
Solve the equation [math]x^2-2x-35=0[/math]
  1. x=-7 and x=5
  2. x=-7 and x=-5
  3. x=7 and x=-5
  4. x=7 and x=5
Grade 9 Quadratic Equations
Factor the expression.
[math]x^2 - 10 x + 16[/math]
  1. [math]( x - 8) (x - 2)[/math]
  2. [math](x -4 ) (x - 4)[/math]
  3. [math](x - 8) (x +2)[/math]
  4. [math](x + 8 ) (x - 2)[/math]
Grade 10 Quadratic Equations CCSS: HSA-REI.B.4
[math]9x^2 + 24x +16[/math]Factor the expression.
  1. [math](x + 4)(9x - 1)[/math]
  2. [math](3x + 16)(3x + 1)[/math]
  3. [math](3x + 4)^2[/math]
  4. [math](3x + 8)^2[/math]
Grade 8 Quadratic Equations
Factor:
[math]x^2-81[/math]
  1. (x+9)(x-9)
  2. (x+9)(x+9)
  3. (x-9)(x-9)
  4. Unfactorable
Grade 8 Quadratic Equations
Solve:
[math]2x^2-4x-3=0[/math]
  1. [math]x=1+-2sqrt10[/math]
  2. [math]x=2+-sqrt10[/math]
  3. [math]x=(2+-sqrt10)/2[/math]
  4. [math]x=(2+-sqrt2)/2[/math]
Grade 9 Quadratic Equations CCSS: HSF-IF.C.8a
If you complete the square for [math]x^2-10x=14[/math], what will the factored quadratic be?
  1. [math](x-5)^2=39[/math]
  2. [math](x-5)^2=114[/math]
  3. [math](x+5)^2=114[/math]
  4. [math](x+5)^2=39[/math]
Grade 9 Quadratic Equations CCSS: HSA-REI.B.4
Grade 9 Quadratic Equations CCSS: HSF-LE.A.1
Which of the following is NOT a quadratic equation?
  1. [math]x^2 - 4 = 0[/math]
  2. [math]-9 + x^2 = 0[/math]
  3. [math]-7x + 12 = 0[/math]
  4. [math]-2 + 9x + x^2 = 0[/math]
Grade 9 Quadratic Equations CCSS: HSA-REI.B.4
What are the solutions of [math] x^2 -3x - 40[/math]?
  1. -5 and -8
  2. -5 and 8
  3. 5 and -8
  4. 5 and 8
Grade 11 Quadratic Equations CCSS: HSA-APR.A.1
What is the product [math](x + 5)(x^3 - 2x -3)?[/math]
  1. [math]x^4 + 5x^3 - 2x^2 - 7x -15[/math]
  2. [math]x^4 + 5x^3 - 2x^2 - 13x - 15[/math]
  3. [math]x^4 + 5x^3 - 2x^2 - 10x - 15[/math]
  4. [math]x^4 + 5x^3 - 2x^2 - 3x - 15[/math]
Grade 11 Quadratic Equations CCSS: HSA-APR.A.1
What is the difference [math](x^4 - 3x^2 + 4x + 7) - (x^4 - 6x^3 + 4x)?[/math]
  1. [math]3x^3 + 7[/math]
  2. [math]6x^3 - 3x^2 + 7[/math]
  3. [math]6x^3 - 3x^2 + 8x + 7[/math]
  4. [math]3x^3 + 8x + 7[/math]
Grade 11 Quadratic Equations CCSS: HSF-IF.C.7a
Grade 11 Quadratic Equations CCSS: HSF-IF.C.7
The graph of a quadratic function
is called a(n)
  1. line
  2. hyperbola
  3. cubic
  4. parabola
Grade 9 Quadratic Equations
Grade 11 Quadratic Equations CCSS: HSA-APR.A.1
What is the simplified form of [math](3x^3y^-4)^-2?[/math]
Exponent answers must have positive exponents in them.
  1. [math]y^8/(6x^-2)[/math]
  2. [math](9y^8)/(x^6)[/math]
  3. [math](y^8)/(9x^6)[/math]
  4. [math](y^8)/(9x^-6)[/math]
Grade 11 Quadratic Equations CCSS: HSA-APR.A.1
Find the greatest commmon factor of the terms in the polynomial.

[math]9x^4 + 12x^3 +6x[/math]
  1. [math]2x^2[/math]
  2. [math]3x[/math]
  3. [math]6x^3[/math]
  4. [math]9x^4[/math]
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