Answer:
4x⁵z⁸
Step-by-step explanation:
xz³ₓ4x⁴z⁵ =
= 4x¹⁺⁴z³⁺⁵
= 4x⁵z⁸
[tex]x {z}^{3} \times 4 {x}^{4} {z}^{5} \\ = 4 {x}^{5} {z}^{8} [/tex]