YOUNGOD
YOUNGOD
26-03-2018
Mathematics
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Given that f(x)= 9x^2-180, find x
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Critzlez
Critzlez
26-03-2018
[tex]9x^{2} - 180 = 0 9x^{2} = 180 Divide both sides by 9 x^{2} = 20 Square root both sides, and you get x = \sqrt{20} --\ \textgreater \ simplified: 2 \sqrt{5} [/tex]
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