Aromātai
\frac{2a-b}{3}
Whakaroha
\frac{2a-b}{3}
Tohaina
Kua tāruatia ki te papatopenga
a-b-\frac{1}{3}a-\frac{1}{3}\left(-2\right)b
Whakamahia te āhuatanga tohatoha hei whakarea te -\frac{1}{3} ki te a-2b.
a-b-\frac{1}{3}a+\frac{-\left(-2\right)}{3}b
Tuhia te -\frac{1}{3}\left(-2\right) hei hautanga kotahi.
a-b-\frac{1}{3}a+\frac{2}{3}b
Whakareatia te -1 ki te -2, ka 2.
\frac{2}{3}a-b+\frac{2}{3}b
Pahekotia te a me -\frac{1}{3}a, ka \frac{2}{3}a.
\frac{2}{3}a-\frac{1}{3}b
Pahekotia te -b me \frac{2}{3}b, ka -\frac{1}{3}b.
a-b-\frac{1}{3}a-\frac{1}{3}\left(-2\right)b
Whakamahia te āhuatanga tohatoha hei whakarea te -\frac{1}{3} ki te a-2b.
a-b-\frac{1}{3}a+\frac{-\left(-2\right)}{3}b
Tuhia te -\frac{1}{3}\left(-2\right) hei hautanga kotahi.
a-b-\frac{1}{3}a+\frac{2}{3}b
Whakareatia te -1 ki te -2, ka 2.
\frac{2}{3}a-b+\frac{2}{3}b
Pahekotia te a me -\frac{1}{3}a, ka \frac{2}{3}a.
\frac{2}{3}a-\frac{1}{3}b
Pahekotia te -b me \frac{2}{3}b, ka -\frac{1}{3}b.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
4 \sin \theta \cos \theta = 2 \sin \theta
whārite paerangi
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Arithmetic
699 * 533
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
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Whakarerekētanga
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Whakaurunga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}