ແກ້ສຳລັບ x (complex solution)
x=-\frac{2^{\frac{2}{3}}\left(1+\sqrt{3}i\right)\left(-\sqrt[3]{15\left(9\sqrt{8923}+491\sqrt{3}\right)}i-4\sqrt{3}\sqrt[3]{2}i-\sqrt[3]{5\left(3\sqrt{26769}+491\right)}+2\sqrt[3]{5\left(491-3\sqrt{26769}\right)}+4\sqrt[3]{2}\right)}{24}\approx -3,705122951+3,680057695i
x = \frac{2 ^ {\frac{2}{3}} {(\sqrt[3]{5} {(\sqrt[3]{3 \sqrt{26769} + 491} + \sqrt[3]{491 - 3 \sqrt{26769}})} - 4 \sqrt[3]{2})}}{6} \approx 3,410245902
x=-\frac{2^{\frac{2}{3}}\left(-\sqrt{3}i+1\right)\left(-\sqrt[3]{5\left(3\sqrt{26769}+491\right)}+2\sqrt[3]{5\left(491-3\sqrt{26769}\right)}+4\sqrt[3]{2}+\sqrt[3]{15\left(9\sqrt{8923}+491\sqrt{3}\right)}i+4\sqrt{3}\sqrt[3]{2}i\right)}{24}\approx -3,705122951-3,680057695i
ແກ້ສຳລັບ x
x=\frac{2^{\frac{2}{3}}\sqrt[3]{15\sqrt{26769}+2455}}{6}+\frac{2^{\frac{2}{3}}\sqrt[3]{2455-15\sqrt{26769}}}{6}-\frac{4}{3}\approx 3,410245902
Graph
ແບ່ງປັນ
ສໍາເນົາຄລິບ
ຕົວຢ່າງ
ສະສົມQuadratic
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
ສະສົມເສັ້ນ
y = 3x + 4
Arithmetic
699 * 533
Matrix
\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]
ສະສົມພ້ອມກັນ
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
ຄວາມແຕກແຍກ
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
ການຮວມ
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
ຂີດຈໍາກັດ
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}