Mathematics

8th

grade

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Factoring Quadratic Trinomials

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  • 1. Multiple Choice
    30 seconds
    1 pt

    The following are examples of quadratic trinomials EXCEPT:

    x2+2y+1x^2+2y+1

    3a2a+43a-2a+4

    2y2+x42y^2+x-4

    z25z+6z^2-5z+6

  • 2. Multiple Choice
    30 seconds
    1 pt

    Factor 

     k2+7k+10k^2+7k+10  .

     (k+2)(k5)(k+2)(k-5)  

     (k+2)(k+5)(k+2)(k+5)  

     (k+10)(k+4)(k+10)(k+4)  

     (k2)(k5)(k-2)(k-5)  

  • 3. Multiple Choice
    30 seconds
    1 pt

    To factor

     x2+8x+15x^2+8x+15  , find two factors of 15 whose sum is _____.

    1

    2

    8

    15

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