Math Chapter Wise question with answer

Q01 If function f: R → R, where R is the set of real numbers and f(x) = 1 – |x – 2|, then the range of f(x) is - English · RPSC PGT 2022 Q02 If f(x) = cos 2 [π ]x + cos[ 2 π − ]x, where [x] stands for the greatest integer function, then π f 2 = English · UKPSC Lecturer (Mains) 2020 Q03 The total number of injective functions from a set having m elements to a set having n elements where m>n, is equal... English · JDD-75-PGT TIER II-X-15 28.06.2015 Q04 If Q0 is the set all non-zero rational numbers then and *the function is defined * 3 ab a b = where ab is a normal... English · PGT 2013 Q05 Let f: R → → → R be a function defined by x m f(x), x n − = − where m≠n. Then: English · PGT 2000 Q06 Let f: N→Y be a function defined as f (x) = 4x+3, where Y = {y: y = 4x+3 for some x∈N). The inverse of f (x) is English · TGT 2010