Решение:

• a) $$(x^6)^4 = x^{6 \cdot 4} = x^{24}$$
• б) $$x^6x^4 = x^{6+4} = x^{10}$$
• в) $$x^2x^2 = x^{2+2} = x^4$$
• г) $$(x^2)^2 = x^{2 \cdot 2} = x^4$$
• д) $$x^2x^3x^4 = x^{2+3+4} = x^9$$
• e) $$((x^2)^3)^4 = (x^{2 \cdot 3})^4 = (x^6)^4 = x^{6 \cdot 4} = x^{24}$$