Is the function f:N to N (N is set of t...

Is the function f:`N to N` (N is set of the natural numbers) defined by f(n) = 2n +3 for all `n in N` surjective ?

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ML KHANNA-FUNCTIONS-PROBLEM SET (2)

Suppose f is the collection of all ordered pairs of real numbers and x...
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Is g = {(1, 1), (2, 3), (3, 5), (4,7)} a function ? If this is describ...
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Is the function f:N to N (N is set of the natural numbers) defined by...
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Are the following sets of ordered pairs functions? If so, examine whet...
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Are the following sets of ordered pairs functions? If so, examine whet...
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If the mappings f and g are given by f = {(1,2),(3,5),(4, 1)}, g= {(2,...
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If the functions f:R to R and g: R to R be defined by f (x) = 2x+1, g...
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If R is a set of real numbers and f :R to R is given by the relation ...
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Let f:R to R, g: R to R be two functions given by f(x)=2x-3,g(x)=x^(3)...
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If f(x) = (3x +2)/(5x -3) then
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Let f : R rarr R be defined by f(x) = cos (5x+2). Is f invertible? Jus...
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A mapping is defined as f:R to R. f (x) = cos x. Show that it is neit...
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Let C be the set of complex numbers. Prove that the mapping f: C to R...
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Let f: R to R be defined by f(x) = 3x + 4, X in R Is f invertible ? ...
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The composite mapping fog, of the maps f: R to R, f (x)=sin x, g : R ...
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Let A and B be two sets with a finite number of elements. Assume that ...
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If f: R to R is defined by f (x)= x^2 + 1, then values of f^(-1) (17) ...
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Which of the statements given below is different from the other?
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Find the domain and range of f (x)= x^2 //(1+x^2)(x real). Is the func...
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