[" 1."f:dot A rarr B" आच्छादक फलन होगा,यदि - "],[[" (A) "f(A)sub B," (B) "f(A)=B," (C) "f(A)sup B," (D) "f(A)!=B]]

If f : A rarr B is surjective then

Let A ={a,b,c, d,e} and f: A rarr A be defined by f(a)=d, f (b) =a,f(c) =d, f(d) =b and f(e)=d find (i) f^(-1)(b) (ii) f^(-1) (e) (iii) f^(-1) (d) and (iv) f^(-1) {a,b} .

If f^(prime)(x)=x+b ,f(1)=5,f(2)=13 , find f(x)dot

फलन | बहु-एकी फलन आच्छादक फलन | अन्तःक्षेपी फलन

Prove that f:X rarr Y is surjective iff for all B sube Y, f(f^(-1)(B)) =B.

If f'(x)=f(x) and f(0)=1 then lim_(x rarr0)(f(x)-1)/(x)=

Let A = {1, 2, 5, 7}, B = {3, 4, 5, 6, 7} Let f : A rarr B be defined by f(1) = 3, f(2) = 4,f(2) = 6, f(5) = 5, f(7) = 5. Check whether f : A rarr B is a function or not.

If f : A rarr B is a bijective function, then f^(-1) of is equal to

If f : A rarr B is a bijective function, then f^(-1) of is equal to

Consider f : {1, 2, 3} rarr {a, b, c} given by f(1) = a, f(2) = b and f(3) = c. find f^(-1) and show that (f^(-1))^(-1) = f