Question:

How do you factor this? -Algebra 1?

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3x^2 - 9x

Do you have to do anything "special" because of the exponent?

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6 ANSWERS


  1. 3x ( x - 3 )


  2. Take 3x outside

    you get 3x[x-3]

  3. just factor out common factors: 3x(x - 3)

    cheers,


  4. In this expression 3x² - 9x, check what is common for both terms 3x² and -9x. You'll find that '3x' is common here. So, from the expression 3x² - 9x, take 3x commonly out from it. By doing this, you get:

    3x (x - 3x)..... Hope that helped !!!

  5. You don't really do anything special with the exponent.

    Im pretty sure you just factor whats it common.

    Your answer would be

    3x(x-3)

    I haven't done any math work in about 4 months but it was my best subject.

  6. Factor out the Greatest Common Factor (GCF) = 3x

    Therefore: 3x^2 - 9x

    = 3x(x - 3)

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