Réitigh do k. (complex solution)
\left\{\begin{matrix}\\k=\frac{750}{7}\approx 107.142857143\text{, }&\text{unconditionally}\\k\in \mathrm{C}\text{, }&m=0\end{matrix}\right.
Réitigh do m. (complex solution)
\left\{\begin{matrix}\\m=0\text{, }&\text{unconditionally}\\m\in \mathrm{C}\text{, }&k=\frac{750}{7}\end{matrix}\right.
Réitigh do k.
\left\{\begin{matrix}\\k=\frac{750}{7}\approx 107.142857143\text{, }&\text{unconditionally}\\k\in \mathrm{R}\text{, }&m=0\end{matrix}\right.
Réitigh do m.
\left\{\begin{matrix}\\m=0\text{, }&\text{unconditionally}\\m\in \mathrm{R}\text{, }&k=\frac{750}{7}\end{matrix}\right.
Tráth na gCeist
Linear Equation
5 fadhbanna cosúil le:
2.8km = 300m
Roinn
Cóipeáladh go dtí an ghearrthaisce
\frac{14m}{5}k=300m
Tá an chothromóid i bhfoirm chaighdeánach.
\frac{5\times \frac{14m}{5}k}{14m}=\frac{5\times 300m}{14m}
Roinn an dá thaobh faoi 2.8m.
k=\frac{5\times 300m}{14m}
Má roinntear é faoi 2.8m cuirtear an iolrúchán faoi 2.8m ar ceal.
k=\frac{750}{7}
Roinn 300m faoi 2.8m.
2.8km-300m=0
Bain 300m ón dá thaobh.
\left(2.8k-300\right)m=0
Comhcheangail na téarmaí ar fad ina bhfuil m.
\left(\frac{14k}{5}-300\right)m=0
Tá an chothromóid i bhfoirm chaighdeánach.
m=0
Roinn 0 faoi -300+2.8k.
\frac{14m}{5}k=300m
Tá an chothromóid i bhfoirm chaighdeánach.
\frac{5\times \frac{14m}{5}k}{14m}=\frac{5\times 300m}{14m}
Roinn an dá thaobh faoi 2.8m.
k=\frac{5\times 300m}{14m}
Má roinntear é faoi 2.8m cuirtear an iolrúchán faoi 2.8m ar ceal.
k=\frac{750}{7}
Roinn 300m faoi 2.8m.
2.8km-300m=0
Bain 300m ón dá thaobh.
\left(2.8k-300\right)m=0
Comhcheangail na téarmaí ar fad ina bhfuil m.
\left(\frac{14k}{5}-300\right)m=0
Tá an chothromóid i bhfoirm chaighdeánach.
m=0
Roinn 0 faoi -300+2.8k.
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