WebMar 3, 2024 · Alligator Method. One of the best ways to memorize the greater than and less than signs is to imagine them as little alligators (or crocodiles), with the numbers on either side representing a number of … WebThe notation may be a little confusing, but just remember that square brackets mean the end point is included, and round parentheses mean it's excluded. If both end points are included the interval is said to be closed, if they are both excluded it's said to be open. If one is included and the other excluded the interval is half open(or half

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WebWhat are Open and Closed Circles? Answer – Open and closed circles are symbols employed while representing inequalities on a number line. While open circles are used … WebWith inequalities, we use "less than or equal to": ≤ or "greater than or equal to": ≥ to include the endpoint of the interval. With interval notation, we use use square brackets, [ or ]. To combine two intervals, use U (an uppercase letter u) for union: ∪ ∪. Use oo (two lowercase letter o's) for infinity: ∞ ∞. how does a partner draw work

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WebInequality symbols are a shorthand notation used to compare different quantities. There are four inequality symbols “greater than”, “less than”, “greater than or equal to”, and “less than or equal to”. So, for instance, the sentence “5 is greater than 2” can be written as 5>2. WebWe can use a number line to show the possible solutions to an inequality. Example 1: x>4 x > 4 An inequality like x>4 x > 4 tells us that x x can be any value greater than 4 4. We can show this on a number line by putting an open circle on 4 4 and shading the … WebFeb 20, 2011 · If you have a line underneath (≥ or ≤) you have to add the phrase or equal to, so ≥ is greater than or eqaul to and ≤ is less than or equal to. As far as the open and closed circle, the best … phosphat reserven