Issolvi 0.25k+1.5-k-3.5

$$0.25 k + 1.5 - k - 3.5$$

Evalwa

$$-\frac{3k}{4}-2$$

Passi tas-Soluzzjonijiet

Ikkombina 0.25k u -k biex tikseb -0.75k.

$$-0.75k+1.5-3.5$$

Naqqas 3.5 minn 1.5 biex tikseb -2.

$$-0.75k-2$$

Iddifferenzja w.r.t. k

$$-0.75$$

Passi għall-Użu ta' Regola Derivattiva għal Somma

Ikkombina 0.25k u -k biex tikseb -0.75k.

$$\frac{\mathrm{d}}{\mathrm{d}k}(-0.75k+1.5-3.5)$$

Naqqas 3.5 minn 1.5 biex tikseb -2.

$$\frac{\mathrm{d}}{\mathrm{d}k}(-0.75k-2)$$

Id-derivattiva ta’ polynomial hija s-somma tad-derivattivi tat-termini tagħha. Id-derivattiva ta’ terminu kostanti hija 0. Id-derivattiva ta’ ax^{n} hijanax^{n-1}.

$$-0.75k^{1-1}$$

Naqqas 1 minn 1.

$$-0.75k^{0}$$

Għal kwalunkwe terminu t ħlief 0, t^{0}=1.

$$-0.75$$