mac1140_lecture5_2 - L5 1.6 Rational Exponents Negative exponents For all real a 0 and integers n 1 an = n a 1 In particular a 1 = a Example Write

mac1140_lecture5_2 - L5 1.6 Rational Exponents Negative...

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L5 §1.6 Rational Exponents Negative exponents : For all real 0 a and integers n , 1 n n a a = . In particular, 1 1 a a = . Example . Write without negative exponents and simplify. a) 2 5 b) 2 3 2 c) 2 4 x y Example . Simplify each expression. a) 3 2 3 b) 2 1 3 3 x y Quotient Rule: For all integers m , n and all real 0 a , m m n n a a a = . Indeed, m n a a = Example . Simplify: