Whakaoti mō x
x=4.95
Graph
Tohaina
Kua tāruatia ki te papatopenga
5.5-x=0.55
Whakareatia te 5.5 ki te 0.1, ka 0.55.
-x=0.55-5.5
Tangohia te 5.5 mai i ngā taha e rua.
-x=-4.95
Tangohia te 5.5 i te 0.55, ka -4.95.
x=4.95
Me whakarea ngā taha e rua ki te -1.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
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