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Question 4

Który warunek współczynnikowy i wyznacznikowy gwarantuje istnienie dokładnie jednego rozwiązania układu?

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\(\dfrac{a_1}{a_2} = \dfrac{b_1}{b_2}\)

\(\dfrac{a_1}{a_2} \neq \dfrac{b_1}{b_2}\) (różne nachylenia) oraz \(\Delta \neq 0\)

\(\dfrac{a_1}{a_2} = \dfrac{b_1}{b_2} = \dfrac{c_1}{c_2}\)

\(\Delta = 0\) i \(\Delta_x = \Delta_y = 0\)

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