Expression 3: "f" left parenthesis, "x" , right parenthesis equals negative 4.9sine .6 5 left parenthesis, "x" minus .3 7 , right parenthesis minus 1.5fx=−4.9sin.65x−.37−1.5
3
Expression 4: "f" left parenthesis, "x" , right parenthesis equals negative 4.9sine .6 5 left parenthesis, "x" plus .6 3 , right parenthesis minus 1.5fx=−4.9sin.65x+.63−1.5
4
Expression 5: "f" left parenthesis, "x" , right parenthesis equals negative 4.9sine .6 5 left parenthesis, "x" plus 1.6 3 , right parenthesis minus 1.5fx=−4.9sin.65x+1.63−1.5