Factorise the following expression using identities:
x²+2√2x+2
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=x^2+2root2x+2
=x^2+root2x+root 2x+2
=x (x+root2)+root2 (x+root2)
=x+root2=0 or x+root2=0
x=-root2 or x=-root2
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Similar questions
X²+√2x+√2x+2
x(x+√2)+√2(x+√2)
(x+√2)(x+√2)=0
Now x=-√2
x=-√2