(x-1)²=8 then find (x+1)²=?
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(x+1)²=8
x+1=√8
x=√8-1
x=2.8284-1 {√8=2.8284]
x=1.8284
x+1=√8
x=√8-1
x=2.8284-1 {√8=2.8284]
x=1.8284
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