隐藏 标签 left parenthesis, "a" , "a" squared , right parenthesis , left parenthesis, negative "b" , "b" squared , right parenthesisa,a2,−b,b2
标签
equals=
left parenthesis, 7 , 49 , right parenthesis7,49
left parenthesis, negative 11 , 121 , right parenthesis−11,121
5
隐藏 标签 left parenthesis, 0 , "a" "b" , right parenthesis0,ab
标签
equals=
left parenthesis, 0 , 77 , right parenthesis0,77
6
表达式7: "x" equals left brace, "a" squared greater than "y" greater than 0 : "a" , right bracex=a2>y>0:a
7
表达式8: "x" equals left brace, left parenthesis, "b" squared , right parenthesis greater than "y" greater than 0 : negative "b" , right bracex=b2>y>0:−b
8
表达式9: "y" equals left parenthesis, StartFraction, "a" squared minus "a" "b" Over "a" minus 0 , EndFraction , right parenthesis "x" plus "a" "b"y=a2−aba−0x+ab
