The goal in every classroom, whether it be math or science or history, is to get students to learn without having them realize they're learning. It's beneficial to have some sort of memory trick or mnemonic device for every concept. There are many tricks that can be used including:Keyword...
The CAST Rule is a mnemonic device to help remember how the sign of the primary trigonometric ratios is connected to the quadrant that contains the terminal arm of the angle. We use the CAST Rule, principal angles, the special triangles, and SOHCAHTOA to calculate trigonometric ratios ...
The order of operations lays out which operations have to be done first when multiple operations are part of a single problem. Most people learn it as the mnemonic device PEMDAS. The following table explains each step of PEMDAS in the order of operations....
•Conversion Chart and MethodThe video introduces a mnemonic device to remember the conversions: a gallon contains four quarts, each quart has two pints, and each pint has two cups. •Conversion ExamplesThe video provides examples of converting between units, demonstrating how to multiply when c...
In many pre-algebra and algebra classes, a common mnemonic device for this is “Please excuse my dear Aunt Sally.” A brief example is now obligatory to expand on the order of operations. Example: −32 −(−4 +(−2)4 ) +3 1+2 ×3 Solution: This may seem a little extreme ...
As always, give yourself plenty of time to apply patient, repeated study of the examples and practice problems below.A General Note: Standard Forms of the Equation of an Ellipse with Center (h, k) The standard form of the equation of an ellipse with center (h, k)(h, k) and major ...
Of course, a new symbol isn’t much use if it doesn’t mean anything. Eastaway intends zequals as a kind of graphic mnemonic device for a simple but surprisingly accurate estimating procedure he calls “ruthless rounding.”“The rule is that whenever you encounter a number, you ‘zequal’...