Solving equations involving exponents

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  112106 Solving Rational Equations Solving rational exponents a) √ x-2= 1 b) √ x^3 =27 c) 3√x^2 = 3 a) √ x-2= 1 => √ x=3 => x= 9 b) √ x^3 =27 => x^3 =27^2 = (3^3)^2 = (3^2)^3 => x = 3^2 = 9 c) 3√x^2 = 3 => √x^2 = 1