amadoukamara85 amadoukamara85

22-08-2016
Mathematics

Answered

solve each equation by taking square roots

-3x^2=-105

Verified Answer :

Anonymous Anonymous

22-08-2016

\(-3x^2=-105\)

\(x^2= \dfrac{-105}{-3}\) \(Divide \ both \ sides \ by \ -3\)

\(x^2= \dfrac{105}{3}\)

\(x^2=35\)

\(x=+ \sqrt{35}\) \(Take \ the \ square \ root \ of \ both \ sides\)

\(x = 5.916\) \(Solution\)

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