(Grade 11) Section 2.5 - Factoring Special Cases

5 Questions | Total Attempts: 118

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Grader Quizzes & Trivia

Complete the following questions


Questions and Answers
  • 1. 
    Which polynomial is not a perfect square?
    • A. 

      9x^2+25

    • B. 

      4x^2+32x+16

    • C. 

      25x^2–4

    • D. 

      16x^2–24x+9

  • 2. 
    The area of a square painting is 4x2+24x+36.  What are the dimensions of the painting?
    • A. 

      (2x+6)^2

    • B. 

      (4x+6)^2

    • C. 

      (2x–6)^2

    • D. 

      (2x+6)(2x–6)

  • 3. 
    Kelly painted this border pattern along the top of her bedroom walls using blue paint.  When completed, the pattern has 120 total squares and Kelly has used 3000x2+2400x+480 cm3 of blue paint.  What are the dimensions of each square in Kelly’s pattern?
    • A. 

      (25x+4)^2

    • B. 

      (5x+4)^2

    • C. 

      (5x+2)^2

    • D. 

      (25x+2)^2

  • 4. 
    What is the missing factor?  27k2+18k+3 = 3(?)2
    • A. 

      2x+1

    • B. 

      X+3

    • C. 

      9x+6

    • D. 

      3x+1

  • 5. 
    A landscaper wants to quadruple the area of a rectangular garden.  If the area of the original garden is 9x2+48x+64m2, what are the dimensions of the new garden?
    • A. 

      (3x+8)^2

    • B. 

      4(3x+2)^2

    • C. 

      4(3x+8)^2

    • D. 

      2(3x+8)^2