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Tenth Grade (Grade 10) Quadratic Equations and Expressions Questions

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Grade 10 Quadratic Equations and Expressions
Expand. (2x+4)(2-x)
  1. 8-2x2
  2. 8+2x2
  3. 12-x2
  4. 12-2x2
Grade 10 Quadratic Equations and Expressions CCSS: HSN-CN.C.7, HSA-REI.B.4, HSA-REI.B.4b
The solutions of x2+6x+10=0 are which of the following?
  1. x=-4,x=-22
  2. x=2,x=4
  3. x=-3±i
  4. x=3±i
Grade 10 Quadratic Equations and Expressions
The vertex of a parabola is
  1. either the maximum or minimum point.
  2. the point where x is zero or y is zero.
  3. the only point where y is known.
  4. line which divides the parabola into equal parts.
Grade 10 Quadratic Equations and Expressions CCSS: HSF-BF.B.3
The equation f(x)=5x2 is                       compared to the equation y=5x2+8.
  1. stretched vertically
  2. shifted down 8 units
  3. shifted up 8 units
  4. shifted right 8 units
Grade 10 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4b
Solve for x. (x-2)(2x+3)=0
  1. -.3
  2. -2, -2/3
  3. 2, -3/2
  4. 2, 3/2
Grade 10 Quadratic Equations and Expressions CCSS: HSA-APR.A.1
Multiply the binomials.
(x-9)(x+7)
  1. x2+16x-63
  2. x2+2x+63
  3. x2-2x-63
  4. x2-16x-63
Grade 10 Quadratic Equations and Expressions CCSS: HSA-APR.A.1
Multiply the binomials.
(x-11)(x+11)
  1. x2+121
  2. x2-121
  3. x2+22x+121
  4. x2-22x+121
Grade 10 Quadratic Equations and Expressions CCSS: HSF-IF.B.4
Identify the axis of symmetry for the graph.
Graph - Quadratic Function y=2x^2
  1. x = 1
  2. x = 0
  3. y = 0
  4. none of the above
Grade 10 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3a
Factor the expression.
9x2+24x+16
  1. (x+4)(9x-1)
  2. (3x+16)(3x+1)
  3. (3x+4)2
  4. (3x+8)2
Grade 10 Quadratic Equations and Expressions CCSS: HSF-BF.B.3
The equation f(x)=5(x-2)2 is                       compared to the equation y=5x2.
  1. up 5 and over 2 units
  2. shifted down 2 units
  3. shifted up 2 units
  4. shifted right 2 units
Grade 10 Quadratic Equations and Expressions
Find the a, b, and c for this quadratic equation: 49-121x2-170x=0.
  1. a = -170, b = -121. and c = 49
  2. a = 49, b = -121, and c = -170
  3. a = -121, b = 49, and c = -170
  4. a = -121, b = -170, and c = 49
Grade 10 Quadratic Equations and Expressions
Which is a factor of 2x2+7x-4?
  1. (2x-1)
  2. (2x+1)
  3. (x-4)
Grade 10 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3a
Factor 6x2+8x-8 to find the zeros of the function defined by this expression.
  1. x=3,-4
  2. x=-1,43
  3. x=-16,8
  4. x=-2,23
Grade 10 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4b
Solve the quadratic equation x2+4=104.
  1. x=10
  2. x=±10
  3. x=-10
  4. None of the above
Grade 10 Quadratic Equations and Expressions
What is the y-intercept of the quadratic equation y=3x2+2x-5 ?
  1. (3,2)
  2. (0,-5)
  3. (0,5)
  4. (-3,-2)
Grade 10 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4a
To solve x2+8x+16=25 by using the square root property, how should you first rewrite the equation?
  1. (x+4)2=25
  2. (x+4)2=5
  3. x2+8x-9=0
  4. x2+8x=9
Grade 10 Quadratic Equations and Expressions CCSS: HSA-SSE.B.3, HSA-SSE.B.3a
Factor: b2-b-20
  1. (2b-5)(b+4)
  2. (b-5)(b+4)
  3. (b-10)(b+2)
  4. (b+5)(b-4)
Grade 10 Quadratic Equations and Expressions CCSS: HSA-REI.B.4, HSA-REI.B.4b
Find the solution of the following: x2+5=32.
  1. x=±9√6
  2. x=±3√3
  3. x=±√32
  4. x=±3√6
Grade 10 Quadratic Equations and Expressions
Factor the polynomial 25x2-121.
  1. (5x+11)(5x+11)
  2. (5x-11)(5x-11)
  3. (5x+11)(5x-11)
  4. (5x+11i)(5x-11i)
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