Aromātai
2x\left(3x+4y\right)
Tauwehe
2x\left(3x+4y\right)
Tohaina
Kua tāruatia ki te papatopenga
7xy-9x^{2}+xy+15x^{2}
Pahekotia te -4x^{2} me -5x^{2}, ka -9x^{2}.
8xy-9x^{2}+15x^{2}
Pahekotia te 7xy me xy, ka 8xy.
8xy+6x^{2}
Pahekotia te -9x^{2} me 15x^{2}, ka 6x^{2}.
x\left(7y-4x-5x+y+15x\right)
Tauwehea te x.
6x+8y
Whakaarohia te 7y-4x-5x+y+15x. Whakarea ka paheko i ngā kīanga tau ōrite.
2\left(3x+4y\right)
Whakaarohia te 6x+8y. Tauwehea te 2.
2x\left(3x+4y\right)
Me tuhi anō te kīanga whakatauwehe katoa.
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}