Try these questions from one CXC CSEC multiple-choice Mathematics examination. Remember, calculators are not allowed in this exam. To get the most out of this video, pause it here and resume when you have an answer for each question. Okay, let’s go. Item 32 refers to the circle below, with centre, O. Question 32. The […]

Read More[Marleen] The title of this course is Mathematical Modelling: the Basics. The first question is: Why would you make a mathematical model? And before that, what is a mathematical model? The word model has many meanings: A model may be a person. A model may be an object. An object to play with, to display, […]

Read MoreHello. The quotient of two quantities is called their ratio. A rational function is the quotient, or ratio, of two polynomials. Let us look at an example. Suppose my trip to work involves 3 km of city traffic, which always takes me 6 minutes which is 1/10th of an hour. Subsequently I have to drive […]

Read MoreWatch the horse’s legs. Which ones move together? Now in slow motion. It’s diagonally opposite pairs. That’s the trot. This one is exaggerated, but it’s the trot pattern. And it’s not the only animal that uses that pattern. The orangutan is in effect trotting upside down. So we’ve understood two-legged animals and now we’ve understood […]

Read MoreIs mathematics an art or a science? Well, why can’t it be both?! Perhaps it’s time for us to demonstrate how mathematics requires creativity more than people think. Take cryptography for example. One of the most famous cryptanalysts and mathematicians is Alan Turing, a codebreaker at Bletchley Park during World War II, alongside other mathematicians, […]

Read MoreMeet young Sam! Sam has just arrived on planet earth with his spaceship! Sam is avery social alien and so it tries to blend in with the Earthlings. Coming of age he decides to go to school just like young Earthlings do! First day in school Sam is excited to learn. But.. what are those […]

Read MoreMathematical equations can be quite intimidating if you don’t know how to how to read them, but they don’t need to be. It is possible to learn how to make sense of them even if you don’t know much algebra. So if when you see and equation it looks like a strange alien language, this […]

Read MoreWhat is calculus? This isn’t one of those things we inherited from the ancient Greeks like geometry. This subject was created more recently in the late 1600s by Isaac Newton and Gottfried Leibniz. They didn’t work together. They each created calculus on their own, and as a result there was a huge argument over who […]

Read MoreHellooooooo!!! What’s up? I have tried to calm down Shivam since the previous quiz… Cause engineers are very calm people… and by staying calm we can nail it. I don’t understand. Why does everyone want to win against us. What quiz is it? Maths!? {Both) ooooooooooooo Bro I would like to quit. This guy here […]

Read More