Aromātai
7
Tauwehe
7
Graph
Pātaitai
Polynomial
5 raruraru e ōrite ana ki:
5 x ^ { 2 } - [ 6 x ^ { 2 } - 2 x - ( x ^ { 2 } - 2 x + 7 ) ]
Tohaina
Kua tāruatia ki te papatopenga
5x^{2}-\left(6x^{2}-2x-x^{2}+2x-7\right)
Hei kimi i te tauaro o x^{2}-2x+7, kimihia te tauaro o ia taurangi.
5x^{2}-\left(5x^{2}-2x+2x-7\right)
Pahekotia te 6x^{2} me -x^{2}, ka 5x^{2}.
5x^{2}-\left(5x^{2}-7\right)
Pahekotia te -2x me 2x, ka 0.
5x^{2}-5x^{2}+7
Hei kimi i te tauaro o 5x^{2}-7, kimihia te tauaro o ia taurangi.
7
Pahekotia te 5x^{2} me -5x^{2}, ka 0.
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}