5. Let A = {x1, X…,x;} and B = {y, y2, y3} be two sets containing seven and three distinct elements respectively . Then total nu

Question

5. Let A = {x1, X…,x;} and B = {y, y2, y3} be two sets containing seven and three distinct
elements respectively
. Then total number of functions f: A toB that are onto, if there exist
exactly three elements x in A such that f(x) = y, is equal to
[JEE MAIN 15)

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Bella 4 weeks 2021-10-01T20:54:26+00:00 1 Answer 0 views 0

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    2021-10-01T20:55:36+00:00

    Answer:

    x1,x2 ,x3 +y1,y2,y3,::::::::::::

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18:9+8+9*3-7:3-1*13 = ? ( )