17exerciseset3

# 17exerciseset3 - MATHEMATICS 17 Exercise Set 3 I Find the...

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: MATHEMATICS 17 Exercise Set 3 I. Find the numerical value of 1. log 3 5 Â· log 25 27 2. log 3 2 Â· log 4 3 Â·Â·Â· log 10 9 log 11 10 II. Solve for x . 1. x 3- 4 x 2- 18 x + 9 = 2. 10 x 4- 23 x 3- 10 x 2 + 29 x =- 6 3. log xy 3 âˆš x âˆš y if log xy x = 4 4. x + log ( 1 + 2 x ) = x log 5 + log 6 5. 1- log 5 = 1 3 log 1 2 + log x + 1 3 log 5 6. log 8 8 x 2 ( log 8 x ) 2 = 3 7. q log 2 x 4 + 4 log 4 r 2 x = 2 8. ( log x 3 ) 2- 20 log âˆš x + 1 = 9. log 2 x- 8 log x 2 2 = 3 10. log âˆš x 2 + 4 log 4 x 2 + 9 = 11. log x 3 Â· log x /3 3 + log x /81 3 = 12. 0.125 ( 4 2 x- 3 ) = âˆš 2 8 !- x 13. 2 ( 4 2 x )- 17 ( 4 x ) + 8 = 14. 3 x âˆš 81- 10 x âˆš 9 =- 3 15. x 2 ( log x ) 3- 1.5log x = âˆš 10 16. 32 x + 5 x- 7 = 0.25 ï£« ï£¬ ï£­ 128 x + 17 x- 3 ï£¶ ï£· ï£¸ 17. 0.5 x 2 ( 2 2 x + 2 ) = 64- 1 III. Do as indicated. 1. Given f ( x ) = âˆš 1- x , find f- 1 ( x ) and graph f and f- 1 on one coordinate plane....
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online