Rozłóż na czynniki 125x^3 - 64
125=5^3, 64=4^3
5^3*x^3=(5x)^3
125x^3 - 64=
(5x)^3-4^3=
(5x-4)(25x^2+20x+16)
wzorek a^3-b^3=(a-b)(a^2+ab+b^2)
a=5x, b=4
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125=5^3, 64=4^3
5^3*x^3=(5x)^3
125x^3 - 64=
(5x)^3-4^3=
(5x-4)(25x^2+20x+16)
wzorek a^3-b^3=(a-b)(a^2+ab+b^2)
a=5x, b=4