Basic Technical Mathematics, 11th Edition

Practice and Applications

1. 7. $x\hspace{0.17em}>\hspace{0.17em}6$

   

2. 9. ${\displaystyle \frac{5}{2}}\hspace{0.17em}<\hspace{0.17em}x\hspace{0.17em}<\hspace{0.17em}6$

   

3. 11. $\hspace{0.17em}-\hspace{0.17em}2\hspace{0.17em}<\hspace{0.17em}x\hspace{0.17em}<\hspace{0.17em}{\displaystyle \frac{1}{5}}$  

   

4. 13. $n\hspace{0.17em}<\hspace{0.17em}\hspace{0.17em}-\hspace{0.17em}{\displaystyle \frac{7}{3}}$ or $n\hspace{0.17em}>\hspace{0.17em}{\displaystyle \frac{5}{2}}$

   

5. 15. $x\hspace{0.17em}<\hspace{0.17em}\hspace{0.17em}-\hspace{0.17em}4\hspace{0.17em},\hspace{0.17em}{\displaystyle \frac{1}{2}}\hspace{0.17em}<\hspace{0.17em}x\hspace{0.17em}<\hspace{0.17em}3$

   

6. 17. $x\hspace{0.17em}<\hspace{0.17em}0\hspace{0.17em},\hspace{0.17em}x\hspace{0.17em}>\hspace{0.17em}4$

7. 19. $\hspace{0.17em}-\hspace{0.17em}2\hspace{0.17em}\le \hspace{0.17em}x\hspace{0.17em}\le \hspace{0.17em}{\displaystyle \frac{2}{3}}$ 

8. 21. $x\hspace{0.17em}<\hspace{0.17em}\hspace{0.17em}-\hspace{0.17em}{\displaystyle \frac{4}{5}}\hspace{0.17em},\hspace{0.17em}x\hspace{0.17em}>\hspace{0.17em}2$

9. 23. $x\hspace{0.17em}<\hspace{0.17em}{\displaystyle \frac{5}{3}}$

10. 25. $2\hspace{0.17em}\le \hspace{0.17em}n\hspace{0.17em}<\hspace{0.17em}{\displaystyle \frac{11}{4}}$

11. 27. ...