3.8 - 0.1 + 85 \cdot ( - 0.01 ) - ( - 2.1 ) \cdot ( - 0 . )
Evalwa
2.85
Fattur
\frac{3 \cdot 19}{5 \cdot 2 ^ {2}} = 2\frac{17}{20} = 2.85
Sehem
Ikkupjat fuq il-klibbord
3.7+85\left(-0.01\right)-\left(-2.1\times 0\right)
Naqqas 0.1 minn 3.8 biex tikseb 3.7.
3.7-0.85-\left(-2.1\times 0\right)
Immultiplika 85 u -0.01 biex tikseb -0.85.
2.85-\left(-2.1\times 0\right)
Naqqas 0.85 minn 3.7 biex tikseb 2.85.
2.85-0
Immultiplika -2.1 u 0 biex tikseb 0.
2.85
Naqqas 0 minn 2.85 biex tikseb 2.85.
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}