Whakaoti mō x
x=-\frac{2}{9}\approx -0.222222222
Graph
Tohaina
Kua tāruatia ki te papatopenga
8x+19x=-6
Me tāpiri te 19x ki ngā taha e rua.
27x=-6
Pahekotia te 8x me 19x, ka 27x.
x=\frac{-6}{27}
Whakawehea ngā taha e rua ki te 27.
x=-\frac{2}{9}
Whakahekea te hautanga \frac{-6}{27} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 3.
Ngā Tauira
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}