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in Sets, Relations and Functions by (27.7k points)
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Mark (√) against the correct answer in the following:

The range of \(f(x)=x+\frac{1}{x}\) is

A. [ - 2, 2] 

B. [2, ∞) 

C. ( - ∞, - 2] 

D. none of these

1 Answer

+1 vote
by (25.7k points)
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Best answer

Correct Answer is (A) [ - 2, 2] 

\(f(x)=x+\frac{1}{x}\)

For this type

Range is

\(-2\leq y\geq2\)

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