80 likes | 295 Views
Exponents & Multiplying. Lesson 4-7. Exponents & Multiplying. When we multiply terms with exponents ADD exponents of like variables. Exponents & Multiplying. 7² • 7³ = (7 • 7) (7 • 7 • 7) = same as… 7² • 7³ = 7²⁺³ = 7 ⁵. Exponents & Multiplying.
E N D
Exponents & Multiplying Lesson 4-7
Exponents & Multiplying When we multiply terms with exponents ADD exponents of like variables
Exponents & Multiplying 7² • 7³ = (7 • 7) (7 • 7 • 7) = same as… 7² • 7³ = 7²⁺³ = 7⁵
Exponents & Multiplying Simplify each expression 3 • 3³ = = 3⁴ a⁵ • a• b² = = a⁶b²
Exponents & Multiplying Simplify each expression -2x² • 3x⁵ = = -6x ⁷ -5c² • -3c⁷ = = 15c⁹
Exponents & Multiplying Simplify each expression **When ( ) have exponent on outside… (3²)³ = = 3⁶ (2a⁶)² = = 2²a ²
Practice Simplify each expression… a) m⁵ • m⁷ b) x² • x³ • y• y⁵ c) 4x² • 3x ⁶ d) (2³)² e) (m⁵)²
Homework p. 200-201 #1-8 all, 10-24 even, 52-55 all