Evalwa
28.51
Fattur
\frac{2851}{2 ^ {2} \cdot 5 ^ {2}} = 28\frac{51}{100} = 28.51
Sehem
Ikkupjat fuq il-klibbord
\frac{6.8+2.2}{0.3}-\left(1.4+0.9\times 0.1\right)
Naqqas 1.4 minn 8.2 biex tikseb 6.8.
\frac{9}{0.3}-\left(1.4+0.9\times 0.1\right)
Żid 6.8 u 2.2 biex tikseb 9.
\frac{90}{3}-\left(1.4+0.9\times 0.1\right)
Espandi \frac{9}{0.3} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'10.
30-\left(1.4+0.9\times 0.1\right)
Iddividi 90 b'3 biex tikseb30.
30-\left(1.4+0.09\right)
Immultiplika 0.9 u 0.1 biex tikseb 0.09.
30-1.49
Żid 1.4 u 0.09 biex tikseb 1.49.
28.51
Naqqas 1.49 minn 30 biex tikseb 28.51.
Eżempji
Ekwazzjoni kwadratika
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometrija
4 \sin \theta \cos \theta = 2 \sin \theta
Ekwazzjoni lineari
y = 3x + 4
Aritmetika
699 * 533
Matriċi
\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]
Ekwazzjoni simultanja
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differenzazzjoni
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integrazzjoni
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limiti
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}