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Mathematics 7 Online
OpenStudy (anonymous):

Solve the quadratic equation by completing the square x² + 16x = 8 x=-8(+/-)6(2) x=-8(+/-)2(2) x=8(+/-)6(2) x=8(+/-)2(2)

OpenStudy (psymon):

|dw:1374861635599:dw| Those blanks are found by taking half of and squaring it. So half of b would be 8, squared would be 64.

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