Aromātai
4a^{2}\left(1-3a-2a^{2}\right)
Whakaroha
4a^{2}-12a^{3}-8a^{4}
Tohaina
Kua tāruatia ki te papatopenga
-4a^{4}-6a^{3}+2a^{2}-2a^{2}\left(2a^{2}+3a-1\right)
Whakareatia te -1 ki te 2, ka -2.
-4a^{4}-6a^{3}+2a^{2}-4a^{4}-6a^{3}+2a^{2}
Whakamahia te āhuatanga tohatoha hei whakarea te -2a^{2} ki te 2a^{2}+3a-1.
-8a^{4}-6a^{3}+2a^{2}-6a^{3}+2a^{2}
Pahekotia te -4a^{4} me -4a^{4}, ka -8a^{4}.
-8a^{4}-12a^{3}+2a^{2}+2a^{2}
Pahekotia te -6a^{3} me -6a^{3}, ka -12a^{3}.
-8a^{4}-12a^{3}+4a^{2}
Pahekotia te 2a^{2} me 2a^{2}, ka 4a^{2}.
-4a^{4}-6a^{3}+2a^{2}-2a^{2}\left(2a^{2}+3a-1\right)
Whakareatia te -1 ki te 2, ka -2.
-4a^{4}-6a^{3}+2a^{2}-4a^{4}-6a^{3}+2a^{2}
Whakamahia te āhuatanga tohatoha hei whakarea te -2a^{2} ki te 2a^{2}+3a-1.
-8a^{4}-6a^{3}+2a^{2}-6a^{3}+2a^{2}
Pahekotia te -4a^{4} me -4a^{4}, ka -8a^{4}.
-8a^{4}-12a^{3}+2a^{2}+2a^{2}
Pahekotia te -6a^{3} me -6a^{3}, ka -12a^{3}.
-8a^{4}-12a^{3}+4a^{2}
Pahekotia te 2a^{2} me 2a^{2}, ka 4a^{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}