bonsoir
( x + 4)² - 36 = 0
( x + 4 - 6 ) ( x + 4 + 6 ) = 0
( x - 2 ) ( x + 10 )= 0
x = 2 ou - 10
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bonsoir
( x + 4)² - 36 = 0
( x + 4 - 6 ) ( x + 4 + 6 ) = 0
( x - 2 ) ( x + 10 )= 0
x = 2 ou - 10