Multiply Polynomials by Binomials

Multiply: (x + 5)(x + 4)

• x² + x + 20

• x² + 20x + 9

• x² + 9x + 20

• x² - 9x + 54

Multiply: 5(3x+2)

• 3x+10

• 15x+10

• 15x-10

• 3x-10

You can FOIL to multiply polynomials...

• When you have 2 binomials

• Any time

• When you have a monomial

• When you have only 1 binomial

• 5x²-37x+40

• 4x²-37x-40

• 4x²+37x+40

• 4x²-37x+40

• x²+11x+16

• x²+5x+24

• x²+11x+24

• 2x²+11x+24

• x²+4x+8

• x²+8x+8

• x²+8x+6

• x²+6x+8

• 5x²+16x+8

• 6x²+12x+8

• 6x²+16x+6

• 6x²+16x+8

• 7x²+41x+24

• 12x²+32x+24

• 12x²+41x+24

• 12x²+41x+16

Multiply: (x + 7)(x + 9)

Mathematical Equivalence

ON

Multiply the binomials:

(3x + 2)(2x + 4)

• 6x² + 16x + 8

• 5x² +11x + 6

• 5x² + 16x + 6

• 6x² + 11x + 8