jak to skrócic ? :/
(4x²-100)/(x²-10x+25)=
4(x²-25)/(x²-5x-5x+25)=
4(x-5)(x+5)/(x(x-5)-5(x-5))=
4(x-5)(x+5)/(x-5)(x-5)=
4(x+5)/(x-5)
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(4x²-100)/(x²-10x+25)=
4(x²-25)/(x²-5x-5x+25)=
4(x-5)(x+5)/(x(x-5)-5(x-5))=
4(x-5)(x+5)/(x-5)(x-5)=
4(x+5)/(x-5)