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If f(x) = sin x and g (X) = 3x. Describe...

If f(x) = sin x and g (X) = 3x. Describe fog. Are these functions equal ?

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If f(x) = sin x and g (X) = 3x. Describe gof and fog. Are these functions equal ?

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PRADEEP PUBLICATION-RELATIONS AND FUNCTIONS-EXERCISE
  1. if f(x) = |x+1| and g(X) = 3x^2 - 2, then find formulae for the functi...

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  2. If f(x) = sin x and g (X) = 3x. Describe gof and fog. Are these functi...

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  3. If f(x) = sin x and g (X) = 3x. Describe fog. Are these functions equa...

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  4. If f(x) = 2x + 3 and g (X) = x^2 + 1, describe the functions fog Also...

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  5. If f(x) = 2x + 3 and g (X) = x^2 + 1, describe the functions gof Also ...

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  6. If f(x) = 2x + 3 and g (X) = x^2 + 1, describe the functions fof Also ...

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  7. If f(x) = 2x + 3 and g (X) = x^2 + 1, describe the functions ff. Also ...

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  8. Consider f:NrarrN, g: NrarrN and h:NrarrR defined as f(x) = 2x, g(y) =...

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  9. Consider f:(1,2,3) rarr (a,b,c) and g:(a,,c) rarr (apple, ball, cat) d...

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  10. Explain why the following functions f : X rarr Y do not have inverses:...

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  11. Explain why the following functions f : X rarr Y do not have inverses:...

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  12. Explain why the following functions f : X rarr Y do not have inverses:...

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  13. Explain why the following functions f : X rarr Y do not have inverses:...

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  14. If A = (a,b,c,d) and f corresponds to the subset (a,b),(b,d),(c,a),(d,...

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  15. Let f : Z rarr Z be defined as f(n) = 3n for all n in Z. Let g : Z ra...

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  16. Let f : R rarr R be defined by f(x) = 1/x AA x inR, then f is

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  17. Let f:NrarrN be defined by, f(n) = {((n+1)/2,,if n is odd,,),(n/2,,if ...

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  18. Lert f : X rarr Y be such that fof = f. Show that f is onto if and onl...

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  19. Let f : X rarr Y be an invertible function. Show that f has unique inv...

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  20. Let A be any non-empty set and f be a bijection on A, prove that f^-1 ...

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