Just a simple matchstick puzzle I’ve done in class for the last 12 years. Have fun!
Month: May 2019
In this lesson we talk about how to find the modulus of a complex number.
Another trick question where you must walk through a door. The answer is surprisingly easy but it’s surprising nobody I’ve come cross has come up with it on their own..
In this lesson we talk about how to insert images both using the source file on the server or another file that’s already on the Internet (make sure you have the copyright). You also can change the height, width, and alignment of the picture, as well as adding a description of the picture in case …
You have 10 bags of 1kg gold bars, however in 1 bag the gold bars are only 0.999kg. How do you find out which bag it is with ONLY one reading on the scale?
In this lesson you will do a quiz that requires you to find the value of unknown variables using the concept that the real part of the left hand side equals the real part of the right hand side, and that the imaginary part of the left hand side equals the imaginary part of the …
Warning: Whatever you have to do to answer this question, do NOT take 2 pieces of string and start burning them, because that will NOT help you answer the question.
In this lesson we customise the font type, font colour, background colour attributes of the html tags (p), (h1), (h2), (h3), (body), and (a) in the CSS style sheet.
Another great conversational puzzle to ask your friends. Could you ask the right question if your life depends on it?
In this first complex numbers quiz we do a question on using the Re() and Im() functions.