Evaluate fourth root of 625
Problem
Solution
Identify the number under the radical, which is
625 Find the prime factorization of
625 by dividing by5 repeatedly.Calculate the factors:
625=5×125=5×5×25=5×5×5×5 Rewrite the expression using exponents:
625=5 Apply the property of radicals where
√(n,xn)=x for positivex Simplify the expression:
√(4,5)=5
Final Answer
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