If `f={(1,2),(2,-3),(3,-1)}` then find
(i) 2f
(ii) 2+f
(iii) `f^2`
(iv) `sqrtf`

If f={(1,2),(2,-3),(3,-1)} then find (i)2+f (ii) f^(2)

If f={(1,2),(2,-3),(3,-1)} then find (i)2+f (ii) f^(2) .

Let A ={1,2,3,4}. Let f : A to A " and " g : A to A defined by f : ={(1,4),(2,1),(3,3),(4,2)} and g = {(1,3),(2,1),(3,2),(4,4)} Find (i) g o f (ii) f o g (iii) f o f .

If f(t)=4t^(2)-3t+6 , find (i) f (0) , (ii) f (4) , (iii) f(-5) .

If f(x)=2x-5 , then evaluate the following: (i) f(0) (ii) f(7) (iii) f(-3)

If f(x) = {(3x+1,;0lt=xlt=2), (1+9x,;2ltxlt3),(30+2x,;xgt=3):} find (i) f(1) (ii) f(5/2) (iii) f(4)

Let f:RtoR , defined by f(x)={{:(3x-2,xlt0),(1",",x=0),(4x+1",",xgt0):} Find (i) f(2) (ii) f(-2) (iii) f(0) (iv) f(3.5)

If f : R to R is defined as: f(x)={{:(2x+5","x gt 9),(x^(2)-1","-9 lt x lt 9),(x-4"," lt -9):} then evaluate (i) f(2), (ii) f(10),(iii) f(-12) and (iv) f[f(3)] .

If 2f(x)-3f((1)/(x))=6x+(1)/(x) then find f(x) and f(2)