Khan Academy
Khan Academy: Multiplying Monomials by Polynomials
Sal multiplies a monomial by a polynomial. [2:43]
Khan Academy
Khan Academy: Multiplying Monomials
When were are multiplying two monomials, we can rewrite the product as a single monomial using properties of multiplication and exponents. [3:16]
Khan Academy
Khan Academy: Subtracting Polynomials
Sal simplifies a polynomial subtraction expression. [2:07]
Khan Academy
Khan Academy: Adding Polynomials
Sal simplifies a polynomial addition expression. [2:00]