# MATH 211 NIU 04Fall

17 views10 pages
15 Feb 2019
School
Department
Course
Professor
NAME Rec. Instr.
Signature Rec. Day/Time
College Algebra – Final Exam
May 11, 2005
Show all work for full credit. You may use a calculator, but show alge-
braic computations whenever possible. No notes or books are allowed.
Page 1 2 3 4 5 6 7 8 9 10 Total
Points
(7 pts) 1. Solve the equation (2x1)(3x+ 1) = (x1)(6x+ 7).
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 10 pages and 3 million more documents.

page 2 of 10
2. Simplify the following. (An exact answer, no decimal approximation, is wanted
in (a)).
(6 pts) (a) log3(81)
(6 pts) (b) p18x2y4
(9 pts) (c)
3x+ 12
2x8
(x+ 4)2
(x4)2
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 10 pages and 3 million more documents.

page 3 of 10
(6 pts) 3. Write as a single logarithm, simplifying where possible.
ln(x3)4 ln(x) + 1
2ln(x)
(8 pts) 4. Solve the inequality |2x5|>15.
(8 pts) 5. Find all vertical and horizontal asymptotes of y=x2+ 3x+ 5
x25x+ 6 and
explain what you did to ﬁnd them.
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 10 pages and 3 million more documents.