Whakaoti mō x (complex solution)
x\in \mathrm{C}
Whakaoti mō x
x\in \mathrm{R}
Graph
Tohaina
Kua tāruatia ki te papatopenga
-3x-9+x=2\left(x+2\right)-13-4x
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te x+3.
-2x-9=2\left(x+2\right)-13-4x
Pahekotia te -3x me x, ka -2x.
-2x-9=2x+4-13-4x
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te x+2.
-2x-9=2x-9-4x
Tangohia te 13 i te 4, ka -9.
-2x-9=-2x-9
Pahekotia te 2x me -4x, ka -2x.
-2x-9+2x=-9
Me tāpiri te 2x ki ngā taha e rua.
-9=-9
Pahekotia te -2x me 2x, ka 0.
\text{true}
Whakatauritea te -9 me te -9.
x\in \mathrm{C}
He pono tēnei mō tētahi x ahakoa.
-3x-9+x=2\left(x+2\right)-13-4x
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te x+3.
-2x-9=2\left(x+2\right)-13-4x
Pahekotia te -3x me x, ka -2x.
-2x-9=2x+4-13-4x
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te x+2.
-2x-9=2x-9-4x
Tangohia te 13 i te 4, ka -9.
-2x-9=-2x-9
Pahekotia te 2x me -4x, ka -2x.
-2x-9+2x=-9
Me tāpiri te 2x ki ngā taha e rua.
-9=-9
Pahekotia te -2x me 2x, ka 0.
\text{true}
Whakatauritea te -9 me te -9.
x\in \mathrm{R}
He pono tēnei mō tētahi x ahakoa.
Ngā Tauira
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Poukapa
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}