Q.9. Let f : R → R , where f x = 2 x - 2 - x , then f(x) is (A) one-one (B) many-one (C) periodic (D) none of these Share with your friends Share 0 Aarushi Mishra answered this fx=2x-2-xWe know x=x, for x≥0-x, for x<0fx=2x-2-x, for x≥02-x-2-x=0, for x<0Since fx=0 for all x<0, therefore fx is many-one 0 View Full Answer