Aromātai
-\frac{2}{5}=-0.4
Tauwehe
-\frac{2}{5} = -0.4
Tohaina
Kua tāruatia ki te papatopenga
\frac{10}{7}\left(-\frac{7}{25}\right)
Whakawehe \frac{10}{7} ki te -\frac{25}{7} mā te whakarea \frac{10}{7} ki te tau huripoki o -\frac{25}{7}.
\frac{10\left(-7\right)}{7\times 25}
Me whakarea te \frac{10}{7} ki te -\frac{7}{25} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.
\frac{-70}{175}
Mahia ngā whakarea i roto i te hautanga \frac{10\left(-7\right)}{7\times 25}.
-\frac{2}{5}
Whakahekea te hautanga \frac{-70}{175} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 35.
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}