Algebra 1: Common Core (15th Edition)

Factor. $s^2−14s+45=0$ (s−?)(s−?)=0 Since the 3rd term is positive and the 2nd term is negative, both factors use subtraction. (s−5)(s−9)=0 The zero product property tells us that one of the factors is 0. s−5=0 OR s−9=0 s−5+5=0+5 OR s−9+9=0+9 s=5 OR s=9