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Algebra 14 Online
OpenStudy (anonymous):

Solve the equation x2 − 100 = 0.

OpenStudy (unklerhaukus):

add one hundred to both sides,

OpenStudy (anonymous):

|dw:1392784764169:dw|

OpenStudy (unklerhaukus):

then take the [positive and negative] square root

OpenStudy (unklerhaukus):

|dw:1392784805757:dw|

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