C-03-Q213mediumsingle_mcqIf f(x)=x2−5x+6f(x) = x^2 - 5x + 6f(x)=x2−5x+6 and f(x)=0f(x) = 0f(x)=0, x=?x = ?x=?a2,32, 32,3b5,15, 15,1c−2,3-2, 3−2,