## Question

###### 5 (0.4) Let X = {1,2,3,4,5} and Y = {1,2,3}. Classify the type of following functions as injective; surjective, bijective, Or none of these. Make sure_YOU explain_why:2 3 4 a) f:X - Y defined by f 5) 2 3 2 b) f:Y _ X defined by 1) X if x is even f:X -Xdefined by f(x) = X+1 if x is odd

5 (0.4) Let X = {1,2,3,4,5} and Y = {1,2,3}. Classify the type of following functions as injective; surjective, bijective, Or none of these. Make sure_YOU explain_why: 2 3 4 a) f:X - Y defined by f 5) 2 3 2 b) f:Y _ X defined by 1) X if x is even f:X -Xdefined by f(x) = X+1 if x is odd

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