Multiplying Polynomials

x² + x + 20

x² + 20x + 9

x² + 9x + 20

x² - 9x + 54

-21x⁴ + 3x³ -12x²

7x² - x + 4 (-3x²)

21x⁴ + 3x³ + 12x²

-12x² + 3x³ -21x⁴

x² - 4x - 5

x² + 6x - 5

x² - 5x - 4

x² - 4x - 4

$$x^2+18x+9$$  

$$x^2+9x+18$$  

$$x^2+18x+18$$  

$$x^2+3x+18$$  

$$2x^3-4x+3$$  

$$2x+5x-3$$  

$$2x^2-5x-3$$  

$$3x-2$$  

$$21x^2$$  

$$21x$$  

$$10x^2$$  

$$10x$$  

F

G

H

J

$$(x+1)(x+3)$$  

$$(x-6)(x+1)$$  

$$(x-2)(x-3)$$  

$$(x-2)(x+3)$$  

7

-7

7x

-7x

$$2x^2+7x+6$$  

$$x^2+7x+6$$  

$$2x^2+4x+6$$  

$$3x^2+6x+7$$