Enrhifo
-89
Ffactor
-89
Cwis
Arithmetic
5 problemau tebyg i:
[ ( - 6 ) \cdot ( - 5 + 2 ) - ( - 3 ) ] \cdot ( - 4 ) + ( 4 - 9 ) =
Rhannu
Copïo i clipfwrdd
\left(-6\left(-3\right)-\left(-3\right)\right)\left(-4\right)+4-9
Adio -5 a 2 i gael -3.
\left(18-\left(-3\right)\right)\left(-4\right)+4-9
Lluosi -6 a -3 i gael 18.
\left(18+3\right)\left(-4\right)+4-9
Gwrthwyneb -3 yw 3.
21\left(-4\right)+4-9
Adio 18 a 3 i gael 21.
-84+4-9
Lluosi 21 a -4 i gael -84.
-80-9
Adio -84 a 4 i gael -80.
-89
Tynnu 9 o -80 i gael -89.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometreg
4 \sin \theta \cos \theta = 2 \sin \theta
Hafaliad llinol
y = 3x + 4
Rhifyddeg
699 * 533
Matrics
\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]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}