Odpowiedź:
a) y = -3x^2 -9x+30 = -3(x-2)(x+5)
b) y = 6x^2+18x+12 = (3x+3)(2x+4)=3(x+1)2(x+2) = 6(x+1)(x+2)
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Odpowiedź:
a) y = -3x^2 -9x+30 = -3(x-2)(x+5)
b) y = 6x^2+18x+12 = (3x+3)(2x+4)=3(x+1)2(x+2) = 6(x+1)(x+2)