Datrys 9m^2+11m^2+2m^2

$$9 m ^ { 2 } + 11 m ^ { 2 } + 2 m ^ { 2 }$$

Enrhifo

$$22m^{2}$$

Camau Ateb

Cyfuno 9m^{2} a 11m^{2} i gael 20m^{2}.

$$20m^{2}+2m^{2}$$

Cyfuno 20m^{2} a 2m^{2} i gael 22m^{2}.

$$22m^{2}$$

Gwahaniaethu w.r.t. m

$$44m$$

Camau gan Ddefnyddio Diffiniad o Ddeilliad

Cyfuno 9m^{2} a 11m^{2} i gael 20m^{2}.

$$\frac{\mathrm{d}}{\mathrm{d}m}(20m^{2}+2m^{2})$$

Cyfuno 20m^{2} a 2m^{2} i gael 22m^{2}.

$$\frac{\mathrm{d}}{\mathrm{d}m}(22m^{2})$$

Deilliad ax^{n} yw nax^{n-1}.

$$2\times 22m^{2-1}$$

Lluoswch 2 â 22.

$$44m^{2-1}$$

Tynnu 1 o 2.

$$44m^{1}$$

Ar gyfer unrhyw derm t, t^{1}=t.

$$44m$$