Let f-R- R-fx-x2-3x-2- Find fofx-

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Roots of Quadratic Equation

Let f:R→ R:...

Question

Let $f : R \to R : f (x) = (x^{2} - 3 x + 2)$ . Find $f o f (x)$ .

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Let $f : R \to R : f (x) = x^{2} + 3$ . Find the pre-images of each of the following under f :

(i) 19

(ii) 28

(iii) 2

f : R \to R, f (x) = 3 x - 2

(f o f) (x) + 2 =

f : R \to R : f (x) = x^{2} + 3

f : R \to R

f (x) = 3 x - 2

(f o f) (x) + 2 =

Let $f : R \to R : f (x) = x^{2}$ and $g : R \to R : g (x) = 2 x + 1$ . Find

(i) $(f + g) (x)$

(ii) $(f - g) (x)$

(iii) $(f g) (x)$

(iv) $(\frac{f}{g}) (x)$

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