Page 745 - Basic College Mathematics with Early Integers
P. 745
B.3 Exercise Set FOR EXTRA HELP
Objective Multiply. See Examples 1 and 2.
2 3 2
1. 3x19x - 32 2. 4y110y + 2y2 3. -5a14a - 6a + 12
2 2 2 2 2
4. -2b13b - 2b + 52 5. 7x 16x - 5x + 72 6. 6z 1-3z - z + 42
Objectives Mixed Practice Multiply. See Examples 3 through 7.
7. 1x + 321x + 102 8. 1y + 521y + 92 9. 12x - 621x + 42
10. 17z + 121z - 62 11. 16a + 42 2 12. 18b - 32 2
Objective Multiply. See Examples 8 and 9.
2 2 2
13. 1a + 621a - 6a + 32 14. 1y + 421y + 8y - 22 15. 14x - 5212x + 3x - 102
2 3 2 2 2 3
16. 19z - 2212z + z + 12 17. 1x + 2x + x 213x + 1 + x 2 18. 1y - 2y + 521y + 2 + y2
Objectives Mixed Practice Multiply.
2
2
2
19. 10r1-3r + 22 20. 5x14x + 52 21. -2y 13y + y - 62
3 4 3
22. 3z 14z - 2z + z 2 23. 1x + 221x + 122 24. 16s + 1213s - 12
2
25. 12a + 3212a - 32 26. 1y + 721y - 72 27. 1x + 52
3 4 7 3
2
28. 1x + 32 29. ab + bab + b 30. aa - baa + b
5 5 10 10
2 2 2
31. 16x + 121x + 4x + 12 32. 19y - 121y + 3y - 52 33. 17x + 52
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