Issolvi 3e^3f/4ediv4e^7/5f

$$\frac { 3 e ^ { 3 } f } { 4 e } \div \frac { 4 e ^ { 7 } } { 5 f }$$

Evalwa

$$\frac{15f^{2}}{16e^{5}}$$

Passi tas-Soluzzjonijiet

Iddividi \frac{3e^{3}f}{4e} b'\frac{4e^{7}}{5f} billi timmultiplika \frac{3e^{3}f}{4e} bir-reċiproku ta' \frac{4e^{7}}{5f}.

$$\frac{3e^{3}f\times 5f}{4e\times 4e^{7}}$$

Annulla ee^{2} fin-numeratur u d-denominatur.

$$\frac{3\times 5ff}{4\times 4e^{5}}$$

Immultiplika f u f biex tikseb f^{2}.

$$\frac{3\times 5f^{2}}{4\times 4e^{5}}$$

Immultiplika 3 u 5 biex tikseb 15.

$$\frac{15f^{2}}{4\times 4e^{5}}$$

Immultiplika 4 u 4 biex tikseb 16.

$$\frac{15f^{2}}{16e^{5}}$$

Iddifferenzja w.r.t. f

$$\frac{15f}{8e^{5}}$$