Enrhifo
14
Ffactor
2\times 7
Cwis
Arithmetic
5 problemau tebyg i:
( 42 - 7 \times 6 ) \times ( 8 - 4 \times 2 ) + ( 5 + 3 \times 3 )
Rhannu
Copïo i clipfwrdd
\left(42-42\right)\left(8-4\times 2\right)+5+3\times 3
Lluosi 7 a 6 i gael 42.
0\left(8-4\times 2\right)+5+3\times 3
Tynnu 42 o 42 i gael 0.
0\left(8-8\right)+5+3\times 3
Lluosi 4 a 2 i gael 8.
0\times 0+5+3\times 3
Tynnu 8 o 8 i gael 0.
0+5+3\times 3
Lluosi 0 a 0 i gael 0.
5+3\times 3
Adio 0 a 5 i gael 5.
5+9
Lluosi 3 a 3 i gael 9.
14
Adio 5 a 9 i gael 14.
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}