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Quadratic Equations Problem

Solve using the quadratic formula:
x^2-2x-1=0

Solve
(x+2)^2=4

Solve
(3y-2)^2=y-2

Solution Preview

Solve using the quadratic formula:
x^2-2x-1=0

Solution. By the quadratic formula, we have

x1={-(-2)+sqrt[(-2)^2-4*1*(-1)]}/(2*1) and
...

Solution Summary

This provides several examples of solving quadratic equations by factoring and the quadratic formula.

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