Expression 1: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" , right parenthesis squared greater than or equal to left brace, negative StartRoot, 0.1 squared minus left parenthesis, "x" minus left bracket, negative 0.9 , negative 0.7...1 , right bracket , right parenthesis squared , EndRoot less than "y" less than StartRoot, 0.1 squared minus left parenthesis, "x" minus left bracket, negative 0.9 , negative 0.7...1 , right bracket , right parenthesis squared , EndRoot : "x" squared , 1 , right bracex2+y2≥−0.12−x−−0.9,−0.7...12<y<0.12−x−−0.9,−0.7...12:x2,1