lesson1outline

# lesson1outline - MA 153 Lesson 1 Outline Lesson 1 Section...

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MA 153 Lesson 1 Outline Lesson 1 Section 1.1 Example: If x> 0 and y< 0, find the resulting sign of: (a) xy (b) x y y Example: Express as an inequality: (a) y is nonpositive (b) The reciprocal of w is at least 9. Example: 53 6 Section 1.2 Exponents n x ; x is called the base and n is called the exponent (or power)

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Rule Example (1) 0 1 a = ( ) 0 25 3 xy = (2) 1 n n a a = 3 3 2 (2 ) = = (3) 1 n n a a = 3 1 x = Example: (a) 3 1 4 xy (b) () 3 1 4 xy Rule Example (1)
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lesson1outline - MA 153 Lesson 1 Outline Lesson 1 Section...

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