FUNGSI KUADRATIK

(x + 1)(x - 4) = 0

(2x + 1)(x + 4) = 0

(2x - 1)(x - 4) = 0

(x + 3)(x + 4) = 0

 $x=\frac{5\pm\sqrt{\left(-5\right)^2-4\left(-2\right)\left(-8\right)}}{2\left(-2\right)}$  

 $x=\frac{-5\pm\sqrt{\left(-5\right)^2-4\left(-2\right)\left(-8\right)}}{2\left(-2\right)}$  

 $x=\frac{-5\pm\sqrt{\left(5\right)^2-4\left(-2\right)\left(-8\right)}}{2\left(-2\right)}$  

 $x=\frac{-5\pm\sqrt{\left(5\right)^2-4\left(-2\right)\left(8\right)}}{2\left(-2\right)}$  

$2h^2+9h-56=0$

$2h^2-9h+56=0$

 $h^2-9h+56=0$  

5x² – 10x – 9 = 0

5x² – 10x – 45 = 0

x² – 10x – 45 = 0

x² + 10x – 45 = 0

 $\left(x-8\right)\left(x+2\right)\ge0\ ;\ \ x\le2\ ,\ x\ge-8$  

 $\left(x+8\right)\left(x+2\right)\ge0\ ;\ \ x\le-2\ ,\ x\ge8$  

 $\left(x-8\right)\left(x+2\right)\ge0\ ;\ \ x\le-2\ ,\ x\ge8$  

Punca yang berbeza

Punca yang sama

Tiada Punca

-8

8

-4

4

 $k>-\frac{1}{8}$  

 $k<-\frac{1}{8}$  

(-2, 9)

(2,-9)

(2,9)

(-2, -9)

x=2

x=−2

x=-8

x=8