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SIMPLIFYING RATIONAL ALGEBRAIC EXPRESSIONS

Quiz by Charito Ferrer

Grade 8
Mathematics
Philippines Curriculum: Grades K-10 (MELC)

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7 questions
Show answers
  • Q1

    In simplifying RAE 10y/ 30x, the first step is to get the common factor of the numerator 10y and the denominator 30x.  What is their greatest common factor?

    10

    5

    2

    30

    30s
    M8AL-Ic-2
  • Q2

    What is the simplified form of 10y/30x?

    y/3x

    30s
    M8AL-Ic-2
  • Q3

    Simplify:     x-1 / 1-x

    -1

    x

    1

    0

    30s
    M8AL-Ic-2
  • Q4

    Simplify:     (8x + 16) / 4

    2x + 2

    2x + 4 

    2x

    x + 4

    30s
    M8AL-Ic-2
  • Q5

    Simplify: (x+1) 2  / x2+3x+2        The factored form of the denominator x2+3x+2 is  

    (x+2)(x+1)

    (x+1)(x+1)

    (x+3)(x+1)

    (x+2)(x-1)

    30s
    M8AL-Ic-2
  • Q6

    The GCF of both the numerator and the denominator of RAE (x+1)2/x2+3x+2 is

    x + 1

    (x+1)2

    x-1

    x +2

    30s
    M8AL-Ic-2
  • Q7

    The simplified form of (x+1)2/x2+3x+2 is

    x+1 / x+2

    x2

    1/(x+2)

    x + 3

    30s
    M8AL-Ic-2

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