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Agenda – Aug. 21 Opener, review hw Sec. 1.4 Assignment Exit Slip QUIZ next class over Sec. 1.1-1.4!!!!!. OPENER Grab a book and calculator Do pg. 19, Q1-Q10. B2/B3: Adv. Alg. II. Exit Slip from Last Class. Is an integer? Is a real number? Write the additive inverse of .
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Agenda – Aug. 21 Opener, review hw Sec. 1.4 Assignment Exit Slip QUIZ next class over Sec. 1.1-1.4!!!!! OPENER Grab a book and calculator Do pg. 19, Q1-Q10 B2/B3: Adv. Alg. II
Exit Slip from Last Class • Is an integer? • Is a real number? • Write the additive inverse of . • Is {0, 1, 2, 3} closed under subtraction? Support your answer.
*These are polynomials: *These are NOT: Sec. 1.4: Polynomials
What makes it a polynomial? • To be a polynomial: • No operations besides +, -, x on the variable • Not a polynomial: • Other operations on or by a variable (square root, fractional exponents, absolute value, etc.)
Degree of a Polynomial • The maximum number of variables that appear as factors in any one term • Examples: What is the degree? x5 x2y3 xy4 54x2y3 x2 + y3
Parts of a monomial 3x2 Exponent Numerical coefficent Base ***The x2 term is called a power (the second power of x).
Multiplying Binomials • FOIL
Assignment: Due at end of class! • Pg. 19: 1-10, 27-29
EXIT SLIP • Is a polynomial? If so, name it. • Why is not a polynomial? • Multiply (2x + 3)(x – 7).