7th Degree Polynomials with labeled extrema and zeros
Expression 1: "y" equals .8 left parenthesis, "x" minus 2.5 , right parenthesis squared left parenthesis, "x" minus .5 , right parenthesis cubed left parenthesis, "x" plus 2 , right parenthesis left parenthesis, "x" plus 1 , right parenthesisy=.8x−2.52x−.53x+2x+1