Let f :R → R be defined by f (x) = 3x2 – 5 and g : R → R by. Then g o f is

Given that, f (x) = 3x2 – 5 and Now,gof(x) = g(f(x))= g(3x2-5)= = =

Q38 of 70 Page 11

Let f :R → R be defined by f (x) = 3x² – 5 and g : R → R by. Then g o f is

Given that, f (x) = 3x² – 5 and

Now,

gof(x) = g(f(x))

= g(3x²-5)

Let A = {1, 2, 3, ...n} and B = {a, b}. Then the number of surjections from A into B is

Let f :R → R be defined byThen f is

Which of the following functions from Z into Z are bijections?

Let f :R → R be the functions defined by f (x) = x³ + 5. Then f^–1 (x) is