horseluvrhannaowg7qx horseluvrhannaowg7qx
  • 03-11-2017
  • Mathematics
contestada

What is the expression in factored form . 9x^2 -4
Please show detailed work so I can understand how to do this on my own later.

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Dreamer4102001 Dreamer4102001
  • 04-11-2017
9x²-4=(3x-2)(3x+2) I factorized it by taking radical of 9x² and 4
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