Statewith reasons whether the following functions have inverse
`f:{2,3,4,5} to {5,10,17,26}` with `f={(2,5)(3,10),(4,17),(5,26)}`

Statewith reasons whether the following functions have inverse f:{2,3,4,5} to {15} with f={(2,15),(3,15),(4,15),(5,15)}

State whether the following functions are invertible or not. Give reasons. : f : {2,3,4,5} rarr {a,b,c,d} defined by f={(2,a),(3,b),(4,c),(5,d)}

State whether the following functions are invertible or not. Give reasons. : f : {1,2,3,4} rarr{10} defined by f = {(1,10),(2,10),3,10),(4,10)}

State whether the following functions are invertible or not. Give reasons. : f : {5,6,7} rarr {1,2,3,4} defined by f={(5,1),(6,3),(7,4)}

State whether the following functions are invertible or not. Give reasons. : f : (1,2,3} rarr {4,5,6} defined by f= {(1,4),(2,5),(3,4)}

Examine whether the following functions are one-one or not : f : R-{3} rarr R, f(x)=(5x+7)/(x-3)

Examine whether the following functions are one-one or not : f : Z rarr Z, f(x) = x^2+5

Determine whether the following functions are onto or not : f : Q-{3} rarr Q, f(x)=(2x+3)/(x-3)

Express the following sets in set-builder method: {2, 5, 10, 17…. }

Find the mode of the following distributions:(b)2,5,4,3,2,8,7,2,4,5