SOLUTION: Change the subject of 1/n=√(K^2+a^2)/hg to K Thanks!

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Question 964196: Change the subject of 1/n=√(K^2+a^2)/hg to K
Thanks!
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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1%2Fn=sqrt%28K%5E2%2Ba%5E2%29%2Fhg Multiply each side by hg.
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hg%2Fn=sqrt%28K%5E2%2Ba%5E2%29 Square each side
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%28hg%2Fn%29%5E2=K%5E2%2Ba%5E2 Subtract a^2 from each side.
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%28hg%2Fn%29%5E2-a%5E2=K%5E2 Find square root of each side.
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sqrt%28%28hg%2Fn%29%5E2-a%5E2%29=K