(Grade 11) Section 2.1 - Working With Quadratic Expressions

5 Questions | Total Attempts: 111

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Quadratic Equation Quizzes & Trivia

Complete the following questions


Questions and Answers
  • 1. 
    Expand and simplify (3x + 4)(2x – 2)
    • A. 

      6x^2 + 2x – 8

    • B. 

      6x^2–14x–8

    • C. 

      6x^2+14x+8

    • D. 

      6x^2–8

  • 2. 
    Evaluate 3(2x+3)2 for x = –2
    • A. 

      –93

    • B. 

      –69

    • C. 

      3

    • D. 

      147

  • 3. 
    Which expression represents the area of the triangle?
    • A. 

      (x^2+5x+3) / 2

    • B. 

      (2x^2+7x–3) / 2

    • C. 

      (2x^2+6x–3) / 2

    • D. 

      (2x^2+5x–3)/2

  • 4. 
    A pendant has a radius of x + 10mm.  Which expression describes the area of the pendant?
    • A. 

      πx^2+20x+100

    • B. 

      2πx + 20π

    • C. 

      πx^2+20πx+100π

    • D. 

      100πx^2

  • 5. 
    Which describes the area of the figure as a simplified polynomial?
    • A. 

      –x^2+8x+1

    • B. 

      5x^2+3

    • C. 

      5x^2+8x+3

    • D. 

      8x^2+8x