OpenStudy (anonymous):

Solve by completing the square. Approximate the solutions to the nearest thousandth. 1.z^2 + 2z = 4 2.t^2 -4t = 7 3. 2x^2 =4x - 1

4 years ago
OpenStudy (anonymous):

i'll demonstrate the first problem: |dw:1359063766770:dw|

4 years ago
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