Elementary Algebra Assignment #21B Simplifying Expressions with Zero and Negative Exponents
	Simplify: 1. 50 2. (-3)0 3. -70 4. x0 5. (2x)0 6.- 2x0 7. 8-1 8. x-1 9. b-2 10. c-3	11. k0 12. 13-1 13. 4-2 14. 6-1 15. (-6)0 16. -8x0 17. 3-1 18. 2-1
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