Question

f(x) = |x^2 - 5x + 4|, f(x) = lamda has two solutions for a lamda belongs to ....
A)(1/4,infinity) B)(3/4,infinity)U{0} C)(7/4,infinity)U{0} D)(9/4,infinity)U{0}​

Answer 1

Dear the question is not clear please write it again