Question

Range of the function $f(x) = \frac{x^2+x+2}{x^2+x+1}; x \in R$ is
(a) (1, ∞)
(b) (1,11/7]
(c) (1, 7/3]
(d) (1, 7/5]

Answer 1

Answer:

Step-by-step explanation:

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