If-a-function-f-is-defined-such-that-f-R-R-If-f-x-3x-2-x-2-5x-6-Find-the-i-domain-of-f-x-ii-range-of-f-x-

Question Number 24744 by NECx last updated on 25/Nov/17

I f a f u n c t i o n f i s d e f i n e d s u c h t h a t

f : R \to R . I f

f (x) = \frac{3 x - 2}{x^{2} + 5 x - 6} . F i n d t h e

(i) d o m a i n o f f (x)

(i i) r a n g e o f f (x)

Answered by ajfour last updated on 25/Nov/17

f (x) = \frac{3 (x - \frac{2}{3})}{(x + 6) (x - 1)}

\Rightarrow x \in (- \infty, - 6) \cup (- 6, 1) \cup (1, \infty)

R a n g e \in (- \infty, \infty) .

Commented by NECx last updated on 25/Nov/17

t h a n k s b o s s

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