Answer:
1. a = ⁶√20, -⁶√20
2. p = ∛20
Explanation:
1.
5a⁶ + 11 = 111
-11 -11
-------------------
5a⁶ = 100
÷5 ÷5
-----------------
a⁶ = 20
⁶√a⁶ = ⁶√20
a = ±⁶√20
2.
11p³ - 19 = 201
+19 +19
-------------------------
11p³ = 220
÷11 ÷11
----------------
p³ = 20
∛p³ = ∛20
p = ∛20
I hope this helps!