x² + 16x + 64 = 0 solve it
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yoo!! sis ✌✌
x² + 16x + 64 = 0
x² + 8x + 8x + 64 = 0
x ( x + 8 ) + 8 ( x + 8 ) = 0
( x + 8 ) ( x + 8 ) = 0
x = -8.
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