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Botezatumaria2008id

Răspuns:

[tex]4a ^{3} - 3a ^{2} = a ^{2} \times (4a - 3)[/tex]

[tex]ax + bx + 5a + 5b = x \times (a + b) + 5(a + b) = (a + b) \times (x + 5)[/tex]

[tex]4m ^{2} - 9 = 2 ^{2} m ^{2} - 3 ^{2} = (2m) ^{2} - 3 ^{2} = (2m - 3) \times (2m + 3)[/tex]

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