• Square of a Trinomial
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  • (x+7y+10)²
    x² + 14xy + 49y² + 140y + 100 + 20x
  • (x+ y – 12)²
    x² + 2xy + y² - 24y + 144 - 24x
  • (3x + 4y – 5)²
    9x² + 24xy + 16y² - 40y + 25 - 30x
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