SOLUTION: 9k squared-49=0

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Question 86234: 9k squared-49=0
Answer by checkley75(3666) About Me  (Show Source):
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9K^2-49=0
(3K+7)(3K-7)=0
3K+7=0
3K=-7
K=-7/3 ANSWER.
3K-7=0
3K=7
K=7/3 ANSWER.