#math, #algebra, #exponentialequations, #81^x = x^18, #solve 81^x = x^18, #mathchallenge, #olympiadmath, #logarithms.br In this video, we solve the interesting equation 81^x=x^18br where exponential and power functions intersect! Watch step-by-step as we explore possible solutions using algebraic methods and logical reasoning. Perfect for students studying exponents, logarithms, or preparing for competitive math exams.