Stosujemy wzór: a^2 -b^2 =(a+b)(a-b)
9/4x^2 -1/100 = (3/2x + 1/10)(3/2x - 1/10)
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Stosujemy wzór: a^2 -b^2 =(a+b)(a-b)
9/4x^2 -1/100 = (3/2x + 1/10)(3/2x - 1/10)