please help this is 8th grade algebra honors math

Step-by-step explanation:
Start by distributing the exponents out side of the parentheses. Once you do that use the distributive property to multiply the contents in the second parentheses into the first one.
Answer:
Step-by-step explanation:
(y² * z⁻⁵)¹/²⁰ * (y²)⁶ = y ² * ¹/²⁰ * z⁻⁵*¹/²⁰ * y ²*⁶
= y ¹/¹⁰ * z ⁻¹/⁴ * y ¹²
= y ¹/¹⁰ ⁺ ¹² * z ⁻¹/⁴
= y ¹²¹/¹⁰ * z ⁻¹/⁴