Factoring Activity

x=4

x=-1.5

x=-4

x=1.5

x=4

x=1.5

A

B

C

A

B

C

{-4,-9}

{4,9}

{4,-9}

{-4,9}

$$-\left(x^4-14x^2+45\right)=0$$  

$$-\left(x^4-14x^2-45\right)=0$$

$$-\left(x^2-9\right)\left(x^2-5\right)=0$$  

$$x=\pm3,\ \pm\sqrt[]{5}$$  

$$x=\pm3,\ \pm\sqrt[]{5}i$$

$$16x^2$$  

$$-1$$  

$$\left(16x^2-1\right)$$  

$$\left(4x+1\right)\left(4x-1\right)$$  

$$x\ =3,\ \pm\frac{1}{4}$$  

$$x=\pm3,\ \pm4$$

$$\left(8x+1\right)\left(2x-1\right)$$

$$\left(x+3\right)$$

$$+1$$

$$9x^2-64x$$

$$64x^3-1$$

$$x^3+64$$

$$9x^2+64$$

$$9x^2-64$$

x²-7x+12

x²⁺7x+12

x²-7x+4

x²-7x-12