Datrys 28.8x-10-21.42-21.1x-16.12

$$28.8 x - 10 - 21.42 - 21.1 x - 16.12$$

Enrhifo

$$\frac{77x}{10}-47.54$$

Camau Ateb

Tynnu 21.42 o -10 i gael -31.42.

$$28.8x-31.42-21.1x-16.12$$

Cyfuno 28.8x a -21.1x i gael 7.7x.

$$7.7x-31.42-16.12$$

Tynnu 16.12 o -31.42 i gael -47.54.

$$7.7x-47.54$$

Gwahaniaethu w.r.t. x

$$7.7$$

Camau gan Ddefnyddio Rheol Deilliadol ar gyfer Swm

Tynnu 21.42 o -10 i gael -31.42.

$$\frac{\mathrm{d}}{\mathrm{d}x}(28.8x-31.42-21.1x-16.12)$$

Cyfuno 28.8x a -21.1x i gael 7.7x.

$$\frac{\mathrm{d}}{\mathrm{d}x}(7.7x-31.42-16.12)$$

Tynnu 16.12 o -31.42 i gael -47.54.

$$\frac{\mathrm{d}}{\mathrm{d}x}(7.7x-47.54)$$

Deilliad polynomaial yw swm deilliadau ei dermau. Deilliad term cyson yw 0. Y deilliad o ax^{n} yw nax^{n-1}.

$$7.7x^{1-1}$$

Tynnu 1 o 1.

$$7.7x^{0}$$

Ar gyfer unrhyw derm t ac eithrio 0, t^{0}=1.

$$7.7\times 1$$

Ar gyfer unrhyw derm t, t\times 1=t a 1t=t.

$$7.7$$