Hidden Label: "d" equals left parenthesis, 3 , 1.7 5 , right parenthesisd=3,1.75
Label
4
Expression 5: "l" Subscript, 1 , Baseline equals "a" . "y" StartFraction, left parenthesis, "x" minus "b" . "x" , right parenthesis left parenthesis, "x" minus "c" . "x" , right parenthesis left parenthesis, "x" minus "d" . "x" , right parenthesis Over left parenthesis, "a" . "x" minus "b" . "x" , right parenthesis left parenthesis, "a" . "x" minus "c" . "x" , right parenthesis left parenthesis, "a" . "x" minus "d" . "x" , right parenthesis , EndFractionl1=a.yx−b.xx−c.xx−d.xa.x−b.xa.x−c.xa.x−d.x