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How do you solve $- 5 x^{2} - 25 = 0$ $-5x^2-25=0$ ?

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Oct 7, 2016

$- 5 x^{2} - 25 = 0 \Rightarrow 5 x^{2} = - 25$ $−5x^2−25=0=>5x^2=-25$
$:.x^2=-5$
$:.x^2=+-sqrt(5)i$

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