How to Multiply Polynomials

when do you use the box method?

• when multiplying polynomials

• when adding polynomails

• when subtracting polynomails

When you multiply polynomials you do what with the exponents?

• add

• subtract

• multiply

• divide

How to multiply a monomial by a polynomial?

• Remove all variables in the polynomial then multiply.

• Combining like terms

• A single term polynomial.

• Distribute the monomial throughout the polynomial.

How do you multiply binomials?

• Distribute one binomial into the other.

  add

  then simplify by combining like terms.

• Distribute one binomial into the other.

  Multiply.

  Then simplify by combining any like terms.

• Distibute on binomial into the other

  Divide

  Then simplify by combining any like terms.

(5x + 2)(x² - 3x + 6)

Mathematical Equivalence

ON

What does FOIL stand for?

• First,outer,inner,last

• Find,inner,out,lazy

• Flex,out,inside,learn

• Fun,oppose,interesting,like

Multiply: 5(3x+2)

• 3x+10

• 15x+10

• 15x-10

• 3x-10

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

• x² + x + 20

• x² + 20x + 9

• x² + 9x + 20

• x² - 9x + 54

You can FOIL to multiply polynomials...

• When you have 2 binomials

• Any time

• When you have a monomial

• When you have only 1 binomial

(x +2)(x + 3)

• x² + 5x + 6

• x² + x + 6

• x² + 5x + 5

• x² + 6x + 6