Ebaluatu
\left(\frac{9a+1}{10}\right)^{2}
Zabaldu
\frac{81a^{2}}{100}+\frac{9a}{50}+0.01
Partekatu
Kopiatu portapapeletan
0.81a^{2}+0.18a+0.01
\left(-0.9a-0.1\right)^{2} zabaltzeko, erabili Newton-en binomioa \left(p-q\right)^{2}=p^{2}-2pq+q^{2}.
0.81a^{2}+0.18a+0.01
\left(-0.9a-0.1\right)^{2} zabaltzeko, erabili Newton-en binomioa \left(p-q\right)^{2}=p^{2}-2pq+q^{2}.
Adibideak
Ekuazio koadratikoa
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometria
4 \sin \theta \cos \theta = 2 \sin \theta
Ekuazio lineala
y = 3x + 4
Aritmetika
699 * 533
Matrizea
\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]
Aldibereko ekuazioa
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Diferentziazioa
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integrazioa
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Mugak
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}