Aromātai
\frac{5k}{2}-\frac{91}{45}
Whakaroha
\frac{5k}{2}-\frac{91}{45}
Tohaina
Kua tāruatia ki te papatopenga
-\frac{1}{45}+\frac{4+1}{2}k-2
Whakareatia te 2 ki te 2, ka 4.
-\frac{1}{45}+\frac{5}{2}k-2
Tāpirihia te 4 ki te 1, ka 5.
-\frac{1}{45}+\frac{5}{2}k-\frac{90}{45}
Me tahuri te 2 ki te hautau \frac{90}{45}.
\frac{-1-90}{45}+\frac{5}{2}k
Tā te mea he rite te tauraro o -\frac{1}{45} me \frac{90}{45}, me tango rāua mā te tango i ō raua taurunga.
-\frac{91}{45}+\frac{5}{2}k
Tangohia te 90 i te -1, ka -91.
-\frac{1}{45}+\frac{4+1}{2}k-2
Whakareatia te 2 ki te 2, ka 4.
-\frac{1}{45}+\frac{5}{2}k-2
Tāpirihia te 4 ki te 1, ka 5.
-\frac{1}{45}+\frac{5}{2}k-\frac{90}{45}
Me tahuri te 2 ki te hautau \frac{90}{45}.
\frac{-1-90}{45}+\frac{5}{2}k
Tā te mea he rite te tauraro o -\frac{1}{45} me \frac{90}{45}, me tango rāua mā te tango i ō raua taurunga.
-\frac{91}{45}+\frac{5}{2}k
Tangohia te 90 i te -1, ka -91.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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whārite Simultaneous
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Whakarerekētanga
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