Aromātai
\left(1-3x\right)\left(9x+1\right)
Whakaroha
1+6x-27x^{2}
Graph
Tohaina
Kua tāruatia ki te papatopenga
2-18x^{2}-\left(-3x+1\right)^{2}
Whakamahia te āhuatanga tuaritanga hei whakarea te 1-3x ki te 2+6x ka whakakotahi i ngā kupu rite.
2-18x^{2}-\left(9x^{2}-6x+1\right)
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(-3x+1\right)^{2}.
2-18x^{2}-9x^{2}+6x-1
Hei kimi i te tauaro o 9x^{2}-6x+1, kimihia te tauaro o ia taurangi.
2-27x^{2}+6x-1
Pahekotia te -18x^{2} me -9x^{2}, ka -27x^{2}.
1-27x^{2}+6x
Tangohia te 1 i te 2, ka 1.
2-18x^{2}-\left(-3x+1\right)^{2}
Whakamahia te āhuatanga tuaritanga hei whakarea te 1-3x ki te 2+6x ka whakakotahi i ngā kupu rite.
2-18x^{2}-\left(9x^{2}-6x+1\right)
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(-3x+1\right)^{2}.
2-18x^{2}-9x^{2}+6x-1
Hei kimi i te tauaro o 9x^{2}-6x+1, kimihia te tauaro o ia taurangi.
2-27x^{2}+6x-1
Pahekotia te -18x^{2} me -9x^{2}, ka -27x^{2}.
1-27x^{2}+6x
Tangohia te 1 i te 2, ka 1.
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}