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square root property

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1. What is the discriminant? When do you use quadratic formula to solve a quadratic equation?

2. What square root property is essential to solve any radical equation involving square root?

3. Solve the equation x^2+8x-2=0 using both (a) the quadratic formula (b) completing the square (c) prepare a paragraph or two comparing and contrasting the two methods

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Solution Summary

This solution helps go through problems with regards to quadratics and discriminants.

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