Solve 10n^2-10=470 by taking square roots

Solve 10n^2-10=470 by taking square roots. Solve the quadratic equation by taking square roots. In this free online math video lesson on Solving Quadratic Equations with Square Roots we solve each equation by taking square roots. We learn how to solve 10n^2-10=470 by taking square roots. #quadraticequations #solvetheequation #minutemath

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