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The figure shows a relation between the ...

The figure shows a relation between the sets P and Q. Write this relation (i) in set-builder form, (ii) in roster form. What is its domain and range?

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The correct Answer is:
(i) R= (x,y): x is the square of `y, x in P, y in Q`
(ii) Domain (4, 9, 25), Range `{-2, 2, -3, 3, -5, 5}`
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KUMAR PRAKASHAN-RELATIONS AND FUNCTIONS-Textbook Illustrations for Practice Work
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  12. Define the real valued function f: R -{0} to R" defined by "f(x)=1/2 x...

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  13. Let f(x)=x^(2) and g(x)=2x+1 be two real functions. Find (f+g) (x), (f...

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  14. Let f(x)=sqrtx and g(x)=x be two functions defined over the set of non...

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  15. Let R be the set of real numbers. Define the real function f: R to R b...

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  16. Let R be a relation from Q to Q defined by R={(a,b): a,b in Q and a-b ...

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  17. Let R be a relation from Q to Q defined by R={(a,b): a,b in Q and a-b ...

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  18. Let R be a relation from Q to Q defined by R={(a,b): a,b in Q and a-b ...

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  19. Let f={(1,1),(2,3),(0,-1),(,-1,-3)} be a linear function from Z into Z...

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  20. Find the domain of the function f(x)=(x^(2)+3x+5)/(x^(2)-5x+4)

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