010f12

# B log2 x log2 x 2 3 10points 12 a sum of 1000

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: the minor axis. 10points 11. Solve the following equations: (a) ln(2 − x) = 3. (b) log2 x + log2 (x + 2) = 3. 10points 12. A sum of \$1000 is invested at an interest rate of 4% per year. How long will it take for the amount to grow to \$5000 if interest is compounded continuously. 1 10points 13. If log x = 2 and log y = , ﬁnd 2 2 (a) log(x y ) ￿ 3￿ x (b) log y2 10points 14. For the arithmetic sequence: 7, 4, 1, . . . (a) Find the formula for the nth term an and the 17th term of the sequence. (b) Find the sum of the ﬁrst 10 terms. 11 1 1 , , , ,... 3 9 27 81 (a) Find the common ratio and the formula for the nth term an . 10points 15. For the geometric sequence: (b) Find the sum of the ﬁrst 10 terms. Page 2...
View Full Document

## This document was uploaded on 03/09/2014 for the course MATH 010 at Howard.

Ask a homework question - tutors are online