Video: Solving Simple Quadratic Equations Using Square Roots

Solve π‘₯Β² = 16/169.

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Video Transcript

Solve π‘₯ squared equals 16 over 169.

π‘₯ squared equals 16 over 169. If we take the square root of π‘₯ squared, we get π‘₯. If we take the square root of 16 over 169, we get four over 13. It’s not just the positive four over 13, but also the negative value of four over 13.

π‘₯ could be equal to four over 13 or π‘₯ is equal to negative four over 13.

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