Expression 9: "x" squared plus "y" squared equals "a" squaredx2+y2=a2
9
Expression 10: "a" equals 2a=2
negative 10−10
1010
10
Expression 11: "y" equals tangent "x" Superscript, "x" , Baseliney=tanxx
11
Expression 12: "y" equals negative StartFraction, 1 Over left parenthesis, StartNestedFraction, Root Index "x" , Start Root, "x" , End Root NestedOver pi "x" squared tan left parenthesis, 90 minus left parenthesis, 0.6 "x" squared plus "x" minus 1 , right parenthesis , right parenthesis minus "x" , EndNestedFraction , right parenthesis , EndFractiony=−1xxπx2tan90−0.6x2+x−1−x