willmartin5 willmartin5

27-09-2016
Mathematics

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solve for x [tex] S=7 x^{2} [/tex]

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texaschic101 texaschic101

27-09-2016

s = 7x^2....divide both sides by 7
1/7s (same as s/7) = x^2...now take sqrt of both sides
(+ - ) sqrt 1/7s = x

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