Issolvi x/x^2+10x+24-4/x^2+6x+8

$$\frac { x } { x ^ { 2 } + 10 x + 24 } - \frac { 4 } { x ^ { 2 } + 6 x + 8 }$$

Evalwa

$$\frac{x-6}{\left(x+2\right)\left(x+6\right)}$$

Passi Qosra tas-Soluzzjonijiet

Iffattura x^{2}+10x+24. Iffattura x^{2}+6x+8.

$$\frac{x}{\left(x+4\right)\left(x+6\right)}-\frac{4}{\left(x+2\right)\left(x+4\right)}$$

Biex iżżid jew tnaqqas l-espressjonijiet, espandihom biex id-denominaturi tagħhom ikunu l-istess. L-inqas multiplu komuni ta' \left(x+4\right)\left(x+6\right) u \left(x+2\right)\left(x+4\right) huwa \left(x+2\right)\left(x+4\right)\left(x+6\right). Immultiplika \frac{x}{\left(x+4\right)\left(x+6\right)} b'\frac{x+2}{x+2}. Immultiplika \frac{4}{\left(x+2\right)\left(x+4\right)} b'\frac{x+6}{x+6}.

$$\frac{x\left(x+2\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}-\frac{4\left(x+6\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}$$

Billi \frac{x\left(x+2\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)} u \frac{4\left(x+6\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{x\left(x+2\right)-4\left(x+6\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}$$

Agħmel il-multiplikazzjonijiet fi x\left(x+2\right)-4\left(x+6\right).

$$\frac{x^{2}+2x-4x-24}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}$$

Ikkombina termini simili f'x^{2}+2x-4x-24.

$$\frac{x^{2}-2x-24}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}$$

Iffattura l-espressjonijiet li mhumiex diġà fatturati f'\frac{x^{2}-2x-24}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}.

$$\frac{\left(x-6\right)\left(x+4\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}$$

Annulla x+4 fin-numeratur u d-denominatur.

$$\frac{x-6}{\left(x+2\right)\left(x+6\right)}$$

Espandi \left(x+2\right)\left(x+6\right).

$$\frac{x-6}{x^{2}+8x+12}$$

Iddifferenzja w.r.t. x

$$\frac{60+12x-x^{2}}{x^{4}+16x^{3}+88x^{2}+192x+144}$$

Passi għall-Użu ta' Regola Derivattiva għal Kwozjent

Iffattura x^{2}+10x+24. Iffattura x^{2}+6x+8.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x}{\left(x+4\right)\left(x+6\right)}-\frac{4}{\left(x+2\right)\left(x+4\right)})$$

Biex iżżid jew tnaqqas l-espressjonijiet, espandihom biex id-denominaturi tagħhom ikunu l-istess. L-inqas multiplu komuni ta' \left(x+4\right)\left(x+6\right) u \left(x+2\right)\left(x+4\right) huwa \left(x+2\right)\left(x+4\right)\left(x+6\right). Immultiplika \frac{x}{\left(x+4\right)\left(x+6\right)} b'\frac{x+2}{x+2}. Immultiplika \frac{4}{\left(x+2\right)\left(x+4\right)} b'\frac{x+6}{x+6}.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x\left(x+2\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}-\frac{4\left(x+6\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)})$$

Billi \frac{x\left(x+2\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)} u \frac{4\left(x+6\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x\left(x+2\right)-4\left(x+6\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)})$$

Agħmel il-multiplikazzjonijiet fi x\left(x+2\right)-4\left(x+6\right).

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x^{2}+2x-4x-24}{\left(x+2\right)\left(x+4\right)\left(x+6\right)})$$

Ikkombina termini simili f'x^{2}+2x-4x-24.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x^{2}-2x-24}{\left(x+2\right)\left(x+4\right)\left(x+6\right)})$$

Iffattura l-espressjonijiet li mhumiex diġà fatturati f'\frac{x^{2}-2x-24}{\left(x+2\right)\left(x+4\right)\left(x+6\right)}.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{\left(x-6\right)\left(x+4\right)}{\left(x+2\right)\left(x+4\right)\left(x+6\right)})$$

Annulla x+4 fin-numeratur u d-denominatur.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x-6}{\left(x+2\right)\left(x+6\right)})$$

Uża l-propjetà distributtiva biex timmultiplika x+2 b'x+6 u kkombina termini simili.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{x-6}{x^{2}+8x+12})$$

Għal kwalunkwe żewġ funzjonijiet differenzjabbli, id-derivattiv tal-kwozjent ta' żewġ funzjonijiet huwa d-denominatur immultiplikat bid-derivattiv tan-numeratur minus in-numeratur immultiplikat bid-derivattiv tad-denominatur, kollha diviżi bid-denominatur kwadrat.

$$\frac{\left(x^{2}+8x^{1}+12\right)\frac{\mathrm{d}}{\mathrm{d}x}(x^{1}-6)-\left(x^{1}-6\right)\frac{\mathrm{d}}{\mathrm{d}x}(x^{2}+8x^{1}+12)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

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}.

$$\frac{\left(x^{2}+8x^{1}+12\right)x^{1-1}-\left(x^{1}-6\right)\left(2x^{2-1}+8x^{1-1}\right)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Issimplifika.

$$\frac{\left(x^{2}+8x^{1}+12\right)x^{0}-\left(x^{1}-6\right)\left(2x^{1}+8x^{0}\right)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Immultiplika x^{2}+8x^{1}+12 b'x^{0}.

$$\frac{x^{2}x^{0}+8x^{1}x^{0}+12x^{0}-\left(x^{1}-6\right)\left(2x^{1}+8x^{0}\right)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Immultiplika x^{1}-6 b'2x^{1}+8x^{0}.

$$\frac{x^{2}x^{0}+8x^{1}x^{0}+12x^{0}-\left(x^{1}\times 2x^{1}+x^{1}\times 8x^{0}-6\times 2x^{1}-6\times 8x^{0}\right)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Biex timmultiplika l-qawwa tal-istess bażi, żid l-esponenti tagħhom.

$$\frac{x^{2}+8x^{1}+12x^{0}-\left(2x^{1+1}+8x^{1}-6\times 2x^{1}-6\times 8x^{0}\right)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Issimplifika.

$$\frac{x^{2}+8x^{1}+12x^{0}-\left(2x^{2}+8x^{1}-12x^{1}-48x^{0}\right)}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Ikkombina termini simili.

$$\frac{-x^{2}+12x^{1}+60x^{0}}{\left(x^{2}+8x^{1}+12\right)^{2}}$$

Għal kwalunkwe terminu t, t^{1}=t.

$$\frac{-x^{2}+12x+60x^{0}}{\left(x^{2}+8x+12\right)^{2}}$$

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

$$\frac{-x^{2}+12x+60\times 1}{\left(x^{2}+8x+12\right)^{2}}$$

Għal kwalunkwe terminu t, t\times 1=t u 1t=t.

$$\frac{-x^{2}+12x+60}{\left(x^{2}+8x+12\right)^{2}}$$