root 2xsquare+7×+5 root2=0
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root2x^2+7x+5root2=0
=>root2x^2+5x+2x+5root2=0
=>root2x(x+5/root2) +2(x+5/root2)=0
=>(root2x+2)(x+5/root2)=0
x =-2/root2, -5/root2
=-root2, -5/root2
=>root2x^2+5x+2x+5root2=0
=>root2x(x+5/root2) +2(x+5/root2)=0
=>(root2x+2)(x+5/root2)=0
x =-2/root2, -5/root2
=-root2, -5/root2
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