NATIONAL OPEN UNIVERSITY OF NIGERIA
SCHOOL OF SCIENCE AND TECHNOLOGY
COURSE CODE: MTH 101
COURSE TITLE: ELEMENTARY MATHEMATICS I
COURSE GUIDE
,Course Developer/Writers Ester Omonayin
Base University, Abuja
and
Babatubde Osho
National Open University of Nigeria
Content Editor Ishola Christy,
Olorunnisola Toyin
and
Ogundipe. Olalekan
Department of Mathematics,
National Open University of Nigeria
Course Coordinators Ishola Christy,
Olorunnisola Toyin
and
Ogundipe. Olalekan
Department of Mathematics,
National Open University of Nigeria
,National Open University of Nigeria
Headquarters
14/16 Ahmadu Bello Way
Victoria Island
Lagos
Published in 2015 by the National Open University of Nigeria, 14/16 Ahmadu Bello Way, Victoria
Island, Lagos, Nigeria
© National Open University of Nigeria 2015
This publication is made available in Open Access under the Attribution-ShareAlike4.0 (CC-BY-
SA 4.0) license (http://creativecommons.org/licenses/by-sa/4.0/). By using the content of this
publication, the users accept to be bound by the terms of use of the National Open University of
Nigeria Open Educational Resources Repository: http://www.oer.nou.edu.ng
The designations employed and the presentation of material throughout this publication do not
imply the expression of any opinion whatsoever on the part of National Open University of Nigeria
concerning the legal status of any country, territory, city or area or of its authorities, or concerning
the delimitation of its frontiers or boundaries. The ideas and opinions expressed in this publication
are those of the authors; they are not necessarily those of National Open University of Nigeria and
do not commit the Organization.
How to Reuse and Attribute this content
Under this license, any user of this textbook or the textbook contents herein must provide proper
attribution as follows: “First produced by the National Open University of Nigeria” and include the
NOUN Logo and the cover of the publication.
If you use this course material as a bibliographic reference, then you should cite it as follows:
“Course code: Course Title, National Open University of Nigeria, 2014 at
http://www.nou.edu.ng/index.htm#
If you redistribute this textbook in a print format, in whole or part, then you must include on
every physical page the following attribution:
"Download for free at the National Open University of Nigeria Open Educational Resources
Repository at http://www.nou.edu.ng/index.htm#).
If you electronically redistribute part of this textbook, in whole or part, then you must retain in
every digital format page view (including but not limited to EPUB, PDF, and HTML) the
following attribution:
"Download for free, National Open University of Nigeria Open Educational Resources
Repository athttp://www.nou.edu.ng/index.htm#)
, Course Guide
Course Code: MTH 101
Course Title: ELEMENTARY MATHEMATICS I
SCHOOL OF SCIENCE AND TECHNOLOGY
COURSE CODE: MTH 101
COURSE TITLE: ELEMENTARY MATHEMATICS I
COURSE GUIDE
,Course Developer/Writers Ester Omonayin
Base University, Abuja
and
Babatubde Osho
National Open University of Nigeria
Content Editor Ishola Christy,
Olorunnisola Toyin
and
Ogundipe. Olalekan
Department of Mathematics,
National Open University of Nigeria
Course Coordinators Ishola Christy,
Olorunnisola Toyin
and
Ogundipe. Olalekan
Department of Mathematics,
National Open University of Nigeria
,National Open University of Nigeria
Headquarters
14/16 Ahmadu Bello Way
Victoria Island
Lagos
Published in 2015 by the National Open University of Nigeria, 14/16 Ahmadu Bello Way, Victoria
Island, Lagos, Nigeria
© National Open University of Nigeria 2015
This publication is made available in Open Access under the Attribution-ShareAlike4.0 (CC-BY-
SA 4.0) license (http://creativecommons.org/licenses/by-sa/4.0/). By using the content of this
publication, the users accept to be bound by the terms of use of the National Open University of
Nigeria Open Educational Resources Repository: http://www.oer.nou.edu.ng
The designations employed and the presentation of material throughout this publication do not
imply the expression of any opinion whatsoever on the part of National Open University of Nigeria
concerning the legal status of any country, territory, city or area or of its authorities, or concerning
the delimitation of its frontiers or boundaries. The ideas and opinions expressed in this publication
are those of the authors; they are not necessarily those of National Open University of Nigeria and
do not commit the Organization.
How to Reuse and Attribute this content
Under this license, any user of this textbook or the textbook contents herein must provide proper
attribution as follows: “First produced by the National Open University of Nigeria” and include the
NOUN Logo and the cover of the publication.
If you use this course material as a bibliographic reference, then you should cite it as follows:
“Course code: Course Title, National Open University of Nigeria, 2014 at
http://www.nou.edu.ng/index.htm#
If you redistribute this textbook in a print format, in whole or part, then you must include on
every physical page the following attribution:
"Download for free at the National Open University of Nigeria Open Educational Resources
Repository at http://www.nou.edu.ng/index.htm#).
If you electronically redistribute part of this textbook, in whole or part, then you must retain in
every digital format page view (including but not limited to EPUB, PDF, and HTML) the
following attribution:
"Download for free, National Open University of Nigeria Open Educational Resources
Repository athttp://www.nou.edu.ng/index.htm#)
, Course Guide
Course Code: MTH 101
Course Title: ELEMENTARY MATHEMATICS I