Question

Let A = {1, 2, 3, ...n} and B = {a, b}. Then the number of surjections from A into B is
(A) nP2

(B) 2n – 2

(C) 2n – 1

(D) None of these

haha okok
lele points

mein bhi achi hun
aur kkrh

kya hai yrrr use answer dene doo pleaseee ​

Answer 1

Answer:

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

(A) nP2

(B) 2n – 2

(C) 2n – 1

(D) None of these

haha okok

lele points

mein bhi achi hun

aur kkrh

kya hai yrrr use answer dene doo pleaseee

Explanation:

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

(A) nP2

(B) 2n – 2

(C) 2n – 1

(D) None of these

haha okok

lele points

mein bhi achi hun

aur kkrh

kya hai yrrr use answer dene doo pleaseee 21