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Let N be the set of natural numbers and two functions f and g be defined as f,g : N→N such that :
and g(n) = n–(–1)n. The fog is :
  • a)
    Both one-one and onto
  • b)
    One-one but not onto
  • c)
    Neither on e-one nor onto
  • d)
    onto but not one-one
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
Let N be the set of natural numbers and two functions f and g be defin...



∴  many one but onto Option (4)
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Let N be the set of natural numbers and two functions f and g be defined as f,g : N→Nsuch that :and g(n) = n–(–1)n. The fog is :a)Both one-one and ontob)One-one but not ontoc)Neither on e-one nor ontod)onto but not one-oneCorrect answer is option 'D'. Can you explain this answer?
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Let N be the set of natural numbers and two functions f and g be defined as f,g : N→Nsuch that :and g(n) = n–(–1)n. The fog is :a)Both one-one and ontob)One-one but not ontoc)Neither on e-one nor ontod)onto but not one-oneCorrect answer is option 'D'. Can you explain this answer? for JEE 2025 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Let N be the set of natural numbers and two functions f and g be defined as f,g : N→Nsuch that :and g(n) = n–(–1)n. The fog is :a)Both one-one and ontob)One-one but not ontoc)Neither on e-one nor ontod)onto but not one-oneCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for JEE 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Let N be the set of natural numbers and two functions f and g be defined as f,g : N→Nsuch that :and g(n) = n–(–1)n. The fog is :a)Both one-one and ontob)One-one but not ontoc)Neither on e-one nor ontod)onto but not one-oneCorrect answer is option 'D'. Can you explain this answer?.
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