Enrhifo
-161.0038053019082545
Ffactor
-161.0038053019082545
Rhannu
Copïo i clipfwrdd
0.9961946980917455 + | 0 | - 81 \cdot 2
Evaluate trigonometric functions in the problem
0.9961946980917455+0-81\times 2
Gwerth absoliwt rhif real a yw a pan a\geq 0, neu -a pan a<0. Gwerth absoliwt 0 yw 0.
0.9961946980917455-81\times 2
Adio 0.9961946980917455 a 0 i gael 0.9961946980917455.
0.9961946980917455-162
Lluosi 81 a 2 i gael 162.
-161.0038053019082545
Tynnu 162 o 0.9961946980917455 i gael -161.0038053019082545.
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}