When you tutor math, you explain radians every semester to your grade 12 students. Most people begin measuring angles in degrees. However, you can also measure an angle in radians. 1 rad≈57.3°. While degrees come from (I am told) Babylonia, …
As a math tutor, you realize that conversions from metric to imperial are part of the grade 10 curriculum. Let’s talk about a few that don’t need a calculator. Even though the (Canadian) high school student grows up in a …
Practical math: Some easy conversions from metric to imperial Read more »
Understanding logs is critical to anyone who needs to pass math 12 precalculus. Your tutor will give you a new point of view about them. Imagine you have this equation: 3^x=46 The solution is x=log46/log3 Now let’s evaluate the decimal using …
As term-end essays soon come due, your English tutor mentions a couple of finer details…. When quotation marks enclose speech, you put the comma or period inside: “Call them back,” he requested. “I’ll never make that mistake again.” You also …
When you tutor English, conjunctive adverbs come up – especially around due dates for important English compositions. Following a semicolon, a conjunctive adverb can be used. It leads to an attractive construction that can elevate your essay. Their best pitcher …
She-or-he and her-or-his are clumsy constructions. Can you escape them? The English tutor has looked it up to be sure…. Most writers face the situation commonly: Leaving the shelter of the train, everyone put on ______ hat. “Everyone” is, of course, …
English: Using they or their with a singular pronoun? Read more »
The math tutor recommends a little light factoring on this beautiful Sunday morning…. Last post I discussed common factor, which we will be using in concert with difference of squares. Difference of squares factors x2 – 36 into (x + …
As a math tutor, you notice the importance of this technique. Factoring means breaking a number or expression into a product. For instance, we’ll factor 45: 45=9×5 In earlier posts I’ve mentioned prime factorization: 45=3x3x5 Now we’ll look at factorization …
As a math tutor, you’ll likely introduce this concept. It’s used even more in physics and chemistry. So often in my university science courses I’d read “the mass is directly proportional to the volume” or “the distance is directly proportional …
Tutoring biology, you need to be aware of the connection between ATP and energy. In a factory or a mill, there likely is a power plant where fuel is burnt en masse. The energy is captured there (often in the form …