answer answer answer determine whether the root or not put value of x
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When x= -5
(-5+5)² =0
(0)²=0
Hence,x= -5 is a root of (X+5)²
When x=5
(5+5)² =0
(10)² =0
100≠ 0
Hence,x= 5 is not a root of (X+5)²
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