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Let f : RR to RR be given by f(x) = x+ s...

Let f : `RR to RR` be given by f(x) = x+ `sqrt(x^(2))` is

A

injective

B

surjective

C

bijective

D

none of these.

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SURA PUBLICATION-SETS RELATIONS AND FUNCTIONS-ADDITIONAL PROBLEMS (SECTION - A)
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  7. The shaded region in the adjoining diagram represents.

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  8. The shaded region in the adjoining diagram represents.

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  9. Let R be a relation on the set NN given by RR= {(a,b) : a=b-2,b gt6}. ...

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  10. If A = {1,2,3} , B = {1,4,6,9} and R is a relation from A to B defined...

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  11. For real numbers x and y define x\ R\ y if x - y + sqrt(2) is an irrat...

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  14. Which of the following functions from z to itself are bijections (one-...

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  15. Let f : Z to Z be given by f(x) = {((x)/(2) if"is even"),(0 if" is od...

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  18. Let f : RR to RR be given by f(x) = x+ sqrt(x^(2)) is

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  19. Choose the correct statement .

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