NameClass.Date
Practice 8–1                                           Zero and Negative Exponents

Simplify each expression.	
1.	160	2.	4 –2	3.	3 –3	4.	8–4

5.		6.		7.		8.	
	
9.	3 • 80	10.	16 • 2–2	11.	12–1	12.	–7–2

13.	16 • 40	14.	90	15.		16.		
17.		18.		19.	5(–6)0	20.	(3.7)0

								
Simplify each expression.	
21..	x –8	22.	xy–3	23.	a–5 b	24.	m 2 n –9	
25.		26.		27.		28.		
29.	3x –6 y –5	30.	8a –3 b2 c –2	31.	15s–9 t –1	32.	–7p–5q–3r2	

Practice 8-3						Multiplication Properties of Exponents

Simplify each expression.
1.	 (3d-4)(5d8)	2.  (-8m4 )(4m8 )	3.   n-6∙ n-6

4.	 a3 ∙ a	5.  38 ∙ 35	6.  (3p−15 )(6p11)

7.	 p7 ∙ q5 ∙ p6	8.   (-1.5a5b2 )(6a)	9.  (-2d3 e3 )(6d4 e6 )

10.		11.   p5 ∙ q2 ∙ p4	12.  

13.	(8d4 )(4d7 )	14.	  x-9 ∙ x3 ∙ x2	15.  23 ∙ 22

16.	r7 ∙ s4 ∙ s ∙ r3	17.  b7 ∙ b13	18.  (7p4)(5p9)

19.	28 ∙ 2−-9 ∙ 23	20.	  (6r4s 3)(9rs2 )	21.  43 ∙ 42