Evalwa
\frac{19x-122}{5}
Espandi
\frac{19x-122}{5}
Graff
Sehem
Ikkupjat fuq il-klibbord
14+2.5\times 12+3.8\left(x-15-3\right)
Naqqas 3 minn 15 biex tikseb 12.
14+30+3.8\left(x-15-3\right)
Immultiplika 2.5 u 12 biex tikseb 30.
44+3.8\left(x-15-3\right)
Żid 14 u 30 biex tikseb 44.
44+3.8\left(x-18\right)
Naqqas 3 minn -15 biex tikseb -18.
44+3.8x-68.4
Uża l-propjetà distributtiva biex timmultiplika 3.8 b'x-18.
-24.4+3.8x
Naqqas 68.4 minn 44 biex tikseb -24.4.
14+2.5\times 12+3.8\left(x-15-3\right)
Naqqas 3 minn 15 biex tikseb 12.
14+30+3.8\left(x-15-3\right)
Immultiplika 2.5 u 12 biex tikseb 30.
44+3.8\left(x-15-3\right)
Żid 14 u 30 biex tikseb 44.
44+3.8\left(x-18\right)
Naqqas 3 minn -15 biex tikseb -18.
44+3.8x-68.4
Uża l-propjetà distributtiva biex timmultiplika 3.8 b'x-18.
-24.4+3.8x
Naqqas 68.4 minn 44 biex tikseb -24.4.
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}