Arthur D. answered 09/26/17
Tutor
4.9
(306)
Forty Year Educator: Classroom, Summer School, Substitute, Tutor
18x^2-13x+2
18*2=2*3*3*2=(2*2)*(3*3)=4*9 and 4+9=13
(9x )(2x )
(9x-2)(2x-1)