Enrhifo
\frac{m^{2}}{25}-\frac{n^{2}}{4}
Ehangu
\frac{m^{2}}{25}-\frac{n^{2}}{4}
Rhannu
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\left(0.2m\right)^{2}-\left(0.5n\right)^{2}
Gellir trawsnewid lluosi yn wahaniaeth rhwng sgwariau drwy ddefnyddio’r rheol: \left(a-b\right)\left(a+b\right)=a^{2}-b^{2}.
0.2^{2}m^{2}-\left(0.5n\right)^{2}
Ehangu \left(0.2m\right)^{2}.
0.04m^{2}-\left(0.5n\right)^{2}
Cyfrifo 0.2 i bŵer 2 a chael 0.04.
0.04m^{2}-0.5^{2}n^{2}
Ehangu \left(0.5n\right)^{2}.
0.04m^{2}-0.25n^{2}
Cyfrifo 0.5 i bŵer 2 a chael 0.25.
\left(0.2m\right)^{2}-\left(0.5n\right)^{2}
Gellir trawsnewid lluosi yn wahaniaeth rhwng sgwariau drwy ddefnyddio’r rheol: \left(a-b\right)\left(a+b\right)=a^{2}-b^{2}.
0.2^{2}m^{2}-\left(0.5n\right)^{2}
Ehangu \left(0.2m\right)^{2}.
0.04m^{2}-\left(0.5n\right)^{2}
Cyfrifo 0.2 i bŵer 2 a chael 0.04.
0.04m^{2}-0.5^{2}n^{2}
Ehangu \left(0.5n\right)^{2}.
0.04m^{2}-0.25n^{2}
Cyfrifo 0.5 i bŵer 2 a chael 0.25.
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}