Leah Polanski

Faculty - OYO

Mathematics & Computer Science

Office: MC 5 - Room: 170

602-285-7188

Office Hours

MondayTuesdayWednesdayThursdayFriday
9:00 AM - 10:00 AM10:15 AM - 11:45 AM9:00 AM - 10:00 AM10:15 AM - 11:45 AM 

Online

 

Online

  

Mon / Wed
Virtual via Zoom:  Link (passcode: HELP) OR
In Person:  MC170
9:00am - 10:00am
 
Tues / Thurs
In Person:  MC170
10:15am - 11:45am
 
 
 

Classes Taught

Spring 2025

MAT112 Mathematical Concepts and Applications 3 Credits

A problem solving approach to mathematics as it applies to real-life situations. Development, use and communication of mathematical concepts and applications that relate to measurement, percentage, practical geometry, statistics, finance, and unit conversions. Prerequisites: None.

Course Notes: This class may require a graphing calculator and/or online software package, such as MyMathLab, that may result in an additional cost to the student. Some instructors allow the use of the online textbook that accompanies the online software package in lieu of a physical textbook. Contact your instructor for details. All students must meet the MCC Mathematics Department prerequisite requirements for each class. See www.mesacc.edu/departments/mathematics-computer-science/mathematics/resources/ for department policies.

It is highly encouraged that you attend one of the FREE MCC Math Boot Camps that occur prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps/math-boot-camps for more information and to register.

Section Location Delivery Dates Days Times Availability
27224
Dobson Campus
In Person
Lecture
01/14/2025 – 05/09/2025
TuTh
10:30 AM – 11:45 AM

Class Started

Notes: Zero-Textbook-Cost Class: The total cost of required online instructional materials for this "Z Class" is $0.

Low-Textbook-Cost Class: The total cost of the required materials for this course is $40 or less.

iBelong Student Success Initiative. Class 27224: is part of “iBelong” utilizing an iPad to complete coursework. Please visit our iBelong website for more information on student iPad checkouts. https://www.mesacc.edu/ibelong

Open Educational Resources (OER) are learning, teaching, and research materials in any format and medium that reside in the public domain or have an open license copyright that permits no-cost access, re-use, re-purpose, retention, redistribution, and adaptation by others.

MAT121 Intermediate Algebra 4 Credits

Analysis of rational, radical, quadratic and exponential equations, functions and applications; graphs of radical, quadratic and exponential functions; operations on polynomial, rational, and radical expressions.

Prerequisites: A grade of C or better in each of the following courses: (MAT055, MAT056, and MAT057), OR a grade of C or better in MAT09+, OR an appropriate district placement.

Course Notes: This class may require a graphing calculator and/or online software package, such as MyMathLab, that may result in an additional cost to the student. Some instructors allow the use of the online textbook that accompanies the online software package in lieu of a physical textbook. Contact your instructor for details. All students must meet the MCC Mathematics Department prerequisite requirements for each class within two years of first day of class. See http://www.mesacc.edu/departments/mathematics-computer-science/mathematics/resources/ for department policies.

It is highly encouraged that you attend one of the FREE MCC Math Boot Camps that occur prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps/math-boot-camps for more information and to register.

Section Location Delivery Dates Days Times Availability
26583

Online Course

Online (On Your Time)
Lecture
01/13/2025 – 05/09/2025

Class Started

Notes: This is an Online class that does not meet at specific class times. Students are required to have access to a computer or mobile device, and Internet access, unless otherwise specified. Before enrolling in their first online class at MCC, students need to view the online orientation and complete the readiness survey on https://www.mesacc.edu/online/get-started for additional information.

Class 26583 Students may contact instructor at: [email protected]

iBelong Student Success Initiative. Class 26583: is part of “iBelong” utilizing an iPad to complete coursework. Please visit our iBelong website for more information on student iPad checkouts. https://www.mesacc.edu/ibelong

Open Educational Resources (OER) are learning, teaching, and research materials in any format and medium that reside in the public domain or have an open license copyright that permits no-cost access, re-use, re-purpose, retention, redistribution, and adaptation by others.

Low-Textbook-Cost Class: The total cost of the required materials for this course is $40 or less.

MAT141 College Mathematics 4 Credits

Working knowledge of college-level mathematics and its applications to real-life problems. Emphasis on understanding mathematical concepts and their applications. Topics include proportional reasoning, modeling, finance, probability, and statistics.

Prerequisites: An appropriate District placement, or a grade of C or better in (MAT052, MAT053, and MAT055), or (MAT055, MAT056, and MAT057), or MAT085, or MAT09+, or MAT103, or MAT114, or MAT115, or MAT12+.

Course Notes: It is highly encouraged that you attend one of the FREE MCC Math Boot Camps that occur prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps/math-boot-camps for more information and to register.

General Education Designations: Mathematics [MA]
Section Location Delivery Dates Days Times Availability
27662
Dobson Campus
In Person
Lecture
01/14/2025 – 05/09/2025
TuTh
1:30 PM – 3:10 PM

Class Started

Notes: Zero-Textbook-Cost Class: The total cost of required online instructional materials for this "Z Class" is $0.

Low-Textbook-Cost Class: The total cost of the required materials for this course is $40 or less.

Open Educational Resources (OER) are learning, teaching, and research materials in any format and medium that reside in the public domain or have an open license copyright that permits no-cost access, re-use, re-purpose, retention, redistribution, and adaptation by others.

iBelong Student Success Initiative. Class 27662: is part of “iBelong” utilizing an iPad to complete coursework. Please visit our iBelong website for more information on student iPad checkouts. https://www.mesacc.edu/ibelong

MAT187 Precalculus 5 Credits

Topics in algebra and trigonometry in preparation for calculus.

Prerequisites: A grade of C or better in MAT15+, or an appropriate district placement.

Course Notes: This class may require a graphing calculator and/or online software package, such as MyMathLab, that may result in an additional cost to the student. Some instructors allow the use of the online textbook that accompanies the online software package in lieu of a physical textbook. Contact your instructor for details. All students must meet the MCC Mathematics Department prerequisite requirements for each class within two years of first day of class. See http://www.mesacc.edu/departments/mathematics-computer-science/mathematics/resources/ for department policies.

General Education Designations: Mathematics [MA]
Section Location Delivery Dates Days Times Availability
28335
Dobson Campus
In Person
Lecture
01/13/2025 – 05/09/2025
MoTuWeTh
12:00 PM – 1:05 PM

Class Started

Notes: Zero-Textbook-Cost Class: The total cost of required online instructional materials for this "Z Class" is $0.

Low-Textbook-Cost Class: The total cost of the required materials for this course is $40 or less.

Open Educational Resources (OER) are learning, teaching, and research materials in any format and medium that reside in the public domain or have an open license copyright that permits no-cost access, re-use, re-purpose, retention, redistribution, and adaptation by others.

iBelong Student Success Initiative. Class 28335: is part of “iBelong” utilizing an iPad to complete coursework. Please visit our iBelong website for more information on student iPad checkouts. https://www.mesacc.edu/ibelong

MCC directories are not to be used for commercial or political solicitation of college employees by mail, email or telephone. MCC treats all student information as confidential.