SOLUTION: If 7^a=2, find the value of 7^(3a+2).

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Question 1095731: If 7^a=2, find the value of 7^(3a+2).
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+7%5Ea+=+2+
and
+7%5E%28+3a+%2B+2+%29+=+7%5E%283a%29+%2A7%5E2+
+7%5E%28+3a+%2B+2+%29+=+%287%5Ea%29%5E3%2A49+
+7%5E%28+3a+%2B+2+%29+=+2%5E3%2A49+
+7%5E%28+3a+%2B+2+%29+=+392+
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