Enrhifo
9
Ffactor
3^{2}
Rhannu
Copïo i clipfwrdd
\sqrt[2]{1+3|-16-\left(-8\right)|+2\left(3+\left(-5\right)^{2}\right)}
Cyfrifo 4 i bŵer 2 a chael 16.
\sqrt[2]{1+3|-16+8|+2\left(3+\left(-5\right)^{2}\right)}
Gwrthwyneb -8 yw 8.
\sqrt[2]{1+3|-8|+2\left(3+\left(-5\right)^{2}\right)}
Adio -16 a 8 i gael -8.
\sqrt[2]{1+3\times 8+2\left(3+\left(-5\right)^{2}\right)}
Gwerth absoliwt rhif real a yw a pan a\geq 0, neu -a pan a<0. Gwerth absoliwt -8 yw 8.
\sqrt[2]{1+24+2\left(3+\left(-5\right)^{2}\right)}
Lluosi 3 a 8 i gael 24.
\sqrt[2]{25+2\left(3+\left(-5\right)^{2}\right)}
Adio 1 a 24 i gael 25.
\sqrt[2]{25+2\left(3+25\right)}
Cyfrifo -5 i bŵer 2 a chael 25.
\sqrt[2]{25+2\times 28}
Adio 3 a 25 i gael 28.
\sqrt[2]{25+56}
Lluosi 2 a 28 i gael 56.
\sqrt[2]{81}
Adio 25 a 56 i gael 81.
9
Cyfrifo \sqrt[2]{81} a chael 9.
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}