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31 October, 01:47

What is the greatest common factor of 3x4, 15x3, and 21x?

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Answers (2)
  1. 31 October, 02:25
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    3

    Step-by-step explanation:

    3*4=12

    15*3=45

    21x = 7*3*x
  2. 31 October, 02:30
    0
    The GCF of 3x^4, 15x^3 and 21x is 3x^2

    Step-by-step explanation:

    3x^2 (x^2), 3x^2 (5x), 3x^2 (7)
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