Ushtrimi 3

Kryeni veprimet duke zbatuar vetite e fuqive:

a $x^3 \times x^5 \times x^7$

b $y^6 \times y \times y^2$

c $2a^3 \times 5a^2 \times 3a^4$

d $8d^4 \times d \times 2d^7$