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rezolva in R ecuatia (x-3)^2-(x-8)^2=(x√2+1)^2-2x^2+10x

Răspuns :

x^2-6x+9-x^2+16x-64=2x^2+2√2x+1-2x^2+10x
10x-55=2√2x+10x+1
-56=2√2x
x=-56/2√2
x=-28/√2
x=-14√2