Aromātai
\left(4j+7k+3i\right)\left(7j+9k+2i\right)
Whakaroha
28j^{2}+85jk+29ij+63k^{2}+41ik-6
Tohaina
Kua tāruatia ki te papatopenga
-6+21ij+27ik+8ij+28j^{2}+36jk+14ik+49kj+63k^{2}
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o 3i+4j+7k ki ia tau o 2i+7j+9k.
-6+29ij+27ik+28j^{2}+36jk+14ik+49kj+63k^{2}
Pahekotia te 21ij me 8ij, ka 29ij.
-6+29ij+41ik+28j^{2}+36jk+49kj+63k^{2}
Pahekotia te 27ik me 14ik, ka 41ik.
-6+29ij+41ik+28j^{2}+85jk+63k^{2}
Pahekotia te 36jk me 49kj, ka 85jk.
-6+21ij+27ik+8ij+28j^{2}+36jk+14ik+49kj+63k^{2}
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o 3i+4j+7k ki ia tau o 2i+7j+9k.
-6+29ij+27ik+28j^{2}+36jk+14ik+49kj+63k^{2}
Pahekotia te 21ij me 8ij, ka 29ij.
-6+29ij+41ik+28j^{2}+36jk+49kj+63k^{2}
Pahekotia te 27ik me 14ik, ka 41ik.
-6+29ij+41ik+28j^{2}+85jk+63k^{2}
Pahekotia te 36jk me 49kj, ka 85jk.
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}