L7-2 Obj: The students will multiply and divide radical expressions Multiplying and Dividing Radical Expressions L7-2 Obj: The students will multiply and divide radical expressions Multiply. Simplify if possible. a. 3 • 12 b. –16 • 4 3 3 c. –4 • 16

Simplify each expression. Assume all variables are positive. Multiplying and Dividing Radical Expressions LESSON 7-2 Additional Examples Simplify each expression. Assume all variables are positive. a. 50x5 3 b. 54n8

Multiply and simplify . Assume all variables are positive. 3 Multiplying and Dividing Radical Expressions LESSON 7-2 Additional Examples Multiply and simplify . Assume all variables are positive. 3 25xy8 • 5x4y3 3

Divide and simplify. Assume all variables are positive. Multiplying and Dividing Radical Expressions LESSON 7-2 Additional Examples Divide and simplify. Assume all variables are positive. a. 3 –81 = b. 3x 3 192x8 =

Multiplying and Dividing Radical Expressions LESSON 7-2 Additional Examples Rationalize the denominator of each expression. Assume that all variables are positive. a. 5 3

Multiplying and Dividing Radical Expressions LESSON 7-2 Additional Examples (continued) b. x5 3x2y c. 3 5 4y

Multiplying and Dividing Radical Expressions LESSON 7-2 Additional Examples The distance d in meters that an object will fall in t seconds is given by d = 4.9t 2. Express t in terms of d and rationalize the denominator. d = 4.9t 2

 

 

 

 

L7-2 (p 383) #1-33 by 4’s 38-50e