SOLUTION: Please help me with this problem. √(98x^3)

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Question 133120: Please help me with this problem.
√(98x^3)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!

sqrt%2898x%5E3%29 Start with the given expression


sqrt%2898%29sqrt%28x%5E3%29 Break up the root


7%2Asqrt%282%29%2Asqrt%28x%5E3%29%29 Simplify sqrt%2898%29 to get 7%2Asqrt%282%29


7%2Asqrt%282%29%2Ax%2Asqrt%28x%29 Simplify sqrt%28x%5E3%29 to get x%2Asqrt%28x%29


7x%2Asqrt%282x%29 Combine the roots



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Answer:


So sqrt%2898x%5E3%29 simplifies to 7x%2Asqrt%282x%29

In other words, sqrt%2898x%5E3%29=7x%2Asqrt%282x%29 where every variable is positive