About Benjamin Kirk

I am a New York State Master Teacher in Mathematics at Ithaca High School. I have been teaching at Ithaca High School since 2007.

Intermediate Algebra Assignment for 5/10

We’re in the last phase of Unit 9, which starts off by reviewing the difference between linear and exponential equations and deriving the formulas for these equations from a table of values.

Today’s links

IXL Modules

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AP Statistics Assignment for 5/10

In class today, you’ll be scoring solutions to the questions you did yourselves yesterday. You can find the scoring guidelines here:

By Friday, please finish the rest of the 2015 Free Response Questions, questions 1-5 specifically.

Intermediate Algebra Assignment for 5/8

Your second quiz of the unit, on exponential function and compound interest word problems, is tomorrow. You got HW 9.10 – Quiz 2 Review in class today, and that will be collected tomorrow. You can find the answers here.

I also recommend you work on some of the IXL modules highlighted below.

IXL Modules

Intermediate Algebra Assignment for 5/7

We expanded on compound interest today, extending the concept to the idea of “compounding continuously,” which in turn led us to the fascinating mathematical constant of e. If you’re interested in learning more about e, click the link!

Today’s links

  • Homework: HW 9.9 – Compounding Continuously
  • Notes
  • Lesson video 1 – The is the Numberphile video we watched in class, explaining what e is and some of the interesting things it does.
  • Lesson video 2 – Skip to the 14:30 mark for information on compounding continuously, but the first bit is a great review of other compound interest problems.

IXL Modules

Intermediate Algebra Assignment for 5/4

A special case of exponential functions today: Compound Interest

Today’s links

IXL Modules

Intermediate Algebra Assignment for 5/3

Continuing with the unit on exponential functions, today we spent some time working on creating functions that model real-world data.

Today’s links

IXL Modules

AP Statistics Assignment for 5/2

For Friday, you should get started on Practice Exam 2 from your review book. Specifically, you should get at least multiple choice questions 1-20 and free response questions 1, 2, 3 done.

We’re otherwise taking a break from review for the rest of this week to get started on final projects. You can find all information about the projects and expectations in the Google Drive folder here.

Intermediate Algebra 2 Assignment for 5/1

Our quiz on the unit so far will be tomorrow in class.

Today’s links

IXL Modules

Intermediate Algebra Assignment for 4/30

We will have a quiz on the first part of the unit (including simplifying expressions with exponents and on sketching the graphs of exponential functions) on Wednesday, May 2nd. We started reviewing for this quiz with a game of survivor.

Today’s links

IXL Modules

AP Statistics Practice AP Exam Information

Your practice AP exam is tomorrow, May 1st, at 8:00 am in the small gym. We will start promptly at 8, so don’t be late! Bring pens and pencils (though preferably just pencils) and your calculator. Bring nothing else.

Your grade on this exam will count towards your 4th marking period grade. There is not “final exam” component to your overall average; your final grade for the course is the average of the four marking periods.

Intermediate Algebra 2 Assignment for 4/27

Today, we revisited the exponential growth and decay functions we first saw with the M&Ms activity on Wednesday, and we formalized our notation and vocabulary a bit.

Today’s links

IXL Modules