Question

this is a solution of a problem and i dunt understand the step so pls explain how it came exaplan step by step
= r ^5=3^5 =r=3
so tell me guys from r^5=3^5 equation how did r=3 come​

Answer 1

r⁵ is multiplying r×r×... 5 times. If a number multiplied 5 times is equal to 3×3×... five times, we can tell r is 3 itself. (Or base is same.)