Whakaoti mō n
n=-2
Tohaina
Kua tāruatia ki te papatopenga
-2n-4=0
Pahekotia te 3n me -5n, ka -2n.
-2n=4
Me tāpiri te 4 ki ngā taha e rua. Ko te tau i tāpiria he kore ka hua koia tonu.
n=\frac{4}{-2}
Whakawehea ngā taha e rua ki te -2.
n=-2
Whakawehea te 4 ki te -2, kia riro ko -2.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
4 \sin \theta \cos \theta = 2 \sin \theta
whārite paerangi
y = 3x + 4
Arithmetic
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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
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Ngā Tepe
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