xercice 4 ait ta fonction \( / \) definie sur \( R \) par \( f(x)=x^{2}+x-2 \) 1. Trouver une racine ovidente de \( / \) 2. Calcuter \( /(-2) \) 3. Endeduire ta factorisation do \( / \) sur \( R \).

\[ 7+8+21+33+?=\text { an average of } 17 \] What number should replace the question mark?

What is the approximate solution to this equation? \( 4 \ln x-8=12 \) A. \( x \approx 59,874 \) B. \( x \approx 10.5 \) C. \( x \approx 1.61 \) D. \( x \approx 148.4 \)

Lakarkan graf kuadratik \( f(x)-2(x+2)^{2}+3 \). Seterusnya, bentukkan persamaan kuadratil [ika graf tersebut dianjak 3 unit ke kanan Sketch the graph of quadratic \( f(x)=2(x+2)^{2}+3 \). Hence, form a quadratic equation if th fraph is shifted 3 units to the night. [3 mark

What is this expression in simplest form \( \frac{4 w}{w-2}+\frac{3 w}{w-3} \) A. \( \frac{7 w^{2}-5}{w^{2}-5 w+6} \) B. \( \frac{7 w}{2 w-5} \) C. \( \frac{7 w}{w^{2}+6} \) D. \( \frac{7 w^{2}-18 w}{w^{2}-5 w+6} \)

\( 9 x+7 \) for \( x=5 \)