Calcular
z^{2}-\frac{9}{1000000000000}
Factorizar
\frac{\left(1000000z-3\right)\left(1000000z+3\right)}{1000000000000}
Compartir
Copiado a portapapeis
z^{2}-25\times \frac{1}{1000000000000}+16\times 10^{-12}
Calcula 10 á potencia de -12 e obtén \frac{1}{1000000000000}.
z^{2}-\frac{1}{40000000000}+16\times 10^{-12}
Multiplica 25 e \frac{1}{1000000000000} para obter \frac{1}{40000000000}.
z^{2}-\frac{1}{40000000000}+16\times \frac{1}{1000000000000}
Calcula 10 á potencia de -12 e obtén \frac{1}{1000000000000}.
z^{2}-\frac{1}{40000000000}+\frac{1}{62500000000}
Multiplica 16 e \frac{1}{1000000000000} para obter \frac{1}{62500000000}.
z^{2}-\frac{9}{1000000000000}
Suma -\frac{1}{40000000000} e \frac{1}{62500000000} para obter -\frac{9}{1000000000000}.
Exemplos
Ecuación cuadrática
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometría
4 \sin \theta \cos \theta = 2 \sin \theta
Ecuación linear
y = 3x + 4
Aritmética
699 * 533
Matriz
\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]
Ecuación simultánea
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Diferenciación
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integración
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Límites
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}