Răspuns:
Explicație pas cu pas:
(a - b)^2 = a^2 - 2ab + b^2
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(x - 2√2)^2 = x^2 - 4x√2 + 8
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(√2x - √5)^2 = 2x^2 - 2x√10 + 5
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(√5x - √3)^2 = 5x^2 - 2x√15 + 3
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(√2x - 3√2)^2 = 2x^2 - 12x + 18
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(2√2x - √6)^2 = 8x^2 - 8√3x + 6
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(√3x - 2√6)^2 = 3x^2 - 12x√2 + 24
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(3√2x - 2√3)^2 = 18x^2 - 12x√6 + 12
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(2√6x - 3√3)^2 = 24x^2 - 36x√2 + 27
