( 3 − 𝑥 )( 9 + 3𝑥 +   $x^2$ )

( 3 + 𝑥 )( 9 + 3𝑥 +  $x^2$   )

( 3 − 𝑥 )( 9 − 3𝑥 +  $x^2$   ) 

 ( 3 + 𝑥 )( 9 − 3𝑥 +  $x^2$   ) 

𝑥 + 8 

𝑥 – 8

𝑥 – 32

𝑥 + 32 

4 $x^2$ + 25

4 $x^2$ - 25

4 $x^2$ + 20𝑥 − 25

4 $x^2$ - 20𝑥 − 25

Draw an illustration

Make a table

Solve algebraically

All of the above

(2𝑟 − 3)(4  $r^2$  + 6𝑟 + 9) 

(2𝑟 + 3)(4  $r^2$  - 6𝑟 + 9) 

(2𝑟 + 3)(4 $r^2$  + 6𝑟 + 9) 

(2𝑟 - 3)(4 $r^2$  - 6𝑟 + 9) 

(𝑥 + 1) in

(𝑥 + 2) in

(𝑥 + 3) in

(𝑥 + 5) in

(3𝑥) ft

(3 − 𝑥) ft

(𝑥 + 3) ft

(3𝑥 + 1) ft

3 ft.

6 ft.

9 ft.

12 ft.