zadanie 12 (0-2) zbiór podstawa

Wyrażenie \frac{2}{x-3}+5 zapiszemy w postaci \frac{ax+b}{cx+d}

\frac{2}{x-3}+5=\frac{2}{x-3}+\frac{5(x-3)}{x-3}=\frac{2+5x-15}{x-3}=\frac{5x-13}{x-3}

Zatem a=5, b=-13, c=1 oraz d=-3.

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