Whakaoti mō x
x=1
Graph
Tohaina
Kua tāruatia ki te papatopenga
6x+6=9x+3
Tangohia te 3 i te 9, ka 6.
6x+6-9x=3
Tangohia te 9x mai i ngā taha e rua.
-3x+6=3
Pahekotia te 6x me -9x, ka -3x.
-3x=3-6
Tangohia te 6 mai i ngā taha e rua.
-3x=-3
Tangohia te 6 i te 3, ka -3.
x=\frac{-3}{-3}
Whakawehea ngā taha e rua ki te -3.
x=1
Whakawehea te -3 ki te -3, kia riro ko 1.
Ngā Tauira
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\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]
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}