Aromātai
189044-\sqrt{3}\approx 189042.267949192
Pātaitai
Arithmetic
5 raruraru e ōrite ana ki:
438 ^ { 2 } - ( 20 \sqrt { 7 } ) ^ { 2 } - \sqrt { 3 } . 43
Tohaina
Kua tāruatia ki te papatopenga
191844-\left(20\sqrt{7}\right)^{2}-\sqrt{3}
Tātaihia te 438 mā te pū o 2, kia riro ko 191844.
191844-20^{2}\left(\sqrt{7}\right)^{2}-\sqrt{3}
Whakarohaina te \left(20\sqrt{7}\right)^{2}.
191844-400\left(\sqrt{7}\right)^{2}-\sqrt{3}
Tātaihia te 20 mā te pū o 2, kia riro ko 400.
191844-400\times 7-\sqrt{3}
Ko te pūrua o \sqrt{7} ko 7.
191844-2800-\sqrt{3}
Whakareatia te 400 ki te 7, ka 2800.
189044-\sqrt{3}
Tangohia te 2800 i te 191844, ka 189044.
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}