SOLUTION: how are the expressions x over 7 times x over 3 and (x over 7)3 different? explain

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Question 168452: how are the expressions x over 7 times x over 3 and (x over 7)3 different? explain
Answer by eggsarecool(46) About Me  (Show Source):
You can put this solution on YOUR website!
the difference is that the first is %28x%2F7%29%2A%28x%2F3%29 it contains 2 x terms and equals
+%28x%5E2%29%2F21
where the second one is %28x%2F7%29%2A3 which only has one x term multiplied by a number and is equal to x%2F21