5-5 Polynomials

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5-5 Polynomials
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Vocab

• Polynomial- monomial or sum of monomials
• Monomial- numeral, variable or product of
  numerals and variables (one term) ex 4x3y
• Binomial- expression with two terms ex 2x 6
• Trinomials-expression with three terms ex 3x2
  x 8

More than 3 terms? We will just call them
polynomials
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Degree
Degree of a term Sum of all exponents in that
term Ex Degree of term 21 or 3 Degree of
the polynomial whichever term has highest
degree Ex Degree 4 3
5 The highest is 5 so the polynomials degree
is 5 and x5 is leading term
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Example 1

• Identify terms and give coefficients
• Coefficients 2 ,1, -8

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Example 2

• Identify degree of each term and degree of
  polynomial
• Degree of term 5 3
  1 0
• Degree of polynomial 5

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Example 3

• Collect like terms

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Example 4

• Collect like terms

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Marker Board

• 35
• 55
• 49
• 60
• 67

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Assignment

• 5-5/224-225/5-50 m5, 53-72