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Which of the following functions from `AtoB` are one-one and onto? `f_1={(1,3),(2,5),(3,7)};A={1...

47 views · Published 20 February 2018 · 4:08 · Indexed 21 September 2026

Channel: Doubtnut · 2018 · Education

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This is the Solution of Question From RD SHARMA book of CLASS 12 CHAPTER RELATIONS AND FUNCTIONS This Question is also available in R S AGGARWAL book of CLASS 12 You can Find Solution of All Question From RD SHARMA and R S AGGARWAL book from class 6-12 on our app DOUBTNUT for Free



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==== QUESTION TEXT ====

Which of the following functions from `AtoB` are one-one and onto? `f_1={(1,3),(2,5),(3,7)};A={1,2,3},B={3,5,7}` `f_2={(2, a),(3, b),(4, c)};A={2,3,4},B={a , b , c}` `f_3={(a , x),(b , x),(c , z),(d , z)}; A={a , b , c , d},B={x , y , z}`

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