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3 February, 18:58

Expand and simplify this equation (a-b) (a+b)

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Answers (2)
  1. 3 February, 19:07
    0
    A^2 + ab - ab - b^2

    =a^2 - b^2 (a squared - b squared)
  2. 3 February, 19:08
    0
    (a - b) (a + b)

    a² + ab - ab - b²

    a² + 0ab - b²

    a² - b²
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