Aromātai
a\left(17-8a\right)
Whakaroha
17a-8a^{2}
Tohaina
Kua tāruatia ki te papatopenga
-6a^{2}+9a+2a\left(-a+4\right)
Whakamahia te āhuatanga tohatoha hei whakarea te -3a ki te 2a-3.
-6a^{2}+9a+2a\left(-a\right)+8a
Whakamahia te āhuatanga tohatoha hei whakarea te 2a ki te -a+4.
-6a^{2}+17a+2a\left(-a\right)
Pahekotia te 9a me 8a, ka 17a.
-6a^{2}+17a+2a^{2}\left(-1\right)
Whakareatia te a ki te a, ka a^{2}.
-6a^{2}+17a-2a^{2}
Whakareatia te 2 ki te -1, ka -2.
-8a^{2}+17a
Pahekotia te -6a^{2} me -2a^{2}, ka -8a^{2}.
-6a^{2}+9a+2a\left(-a+4\right)
Whakamahia te āhuatanga tohatoha hei whakarea te -3a ki te 2a-3.
-6a^{2}+9a+2a\left(-a\right)+8a
Whakamahia te āhuatanga tohatoha hei whakarea te 2a ki te -a+4.
-6a^{2}+17a+2a\left(-a\right)
Pahekotia te 9a me 8a, ka 17a.
-6a^{2}+17a+2a^{2}\left(-1\right)
Whakareatia te a ki te a, ka a^{2}.
-6a^{2}+17a-2a^{2}
Whakareatia te 2 ki te -1, ka -2.
-8a^{2}+17a
Pahekotia te -6a^{2} me -2a^{2}, ka -8a^{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
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}